There were 12 grooves, .056" wide and .0045" deep. Wow! 00) $183. On July 29, 1953, Marlin introduced Microgroove rifling in their .22 rimfire barrels, with 16 grooves that were .014" wide, and nominally .0015" deep. The receiver has an integral .22 tip-off scope mounting rail. In the 1950s, Marlin tried bolt-action centerfire rifles like the Model 322 chambered for .222, but the Micro-Groove barrels failed in as few as 500 shots. There has been a great deal of concern over the years about whether or not Microgroove rifling would shoot cast bullets well. Parts List. Q: For years Marlin promoted Micro-Groove rifling as enhancing the accuracy of their rifles. This has got me wondering if Micro-Groove rifling isnt just another sales gimmick. . Barrel Enlarge Image. Created in response to NATO requests for a replacement for 919mm Parabellum firearms, the P90 [], Be the first to review Marlin Model 70P Papoose W/ Armson OEG Sight .22 LR. It is worth noting that the factory specifications called for the .444 Marlin to have a groove diameter of .433" (and a bore diameter of .424"), indicating that oversized bullets would be necessary for best accuracy when shooting cast bullets. Therefore, in order to get proper engraving (and minimize "slippage" of the cast bullet as it enters the shallow rifling), it is necessary that the bullet completely fill up the groove diameter of the barrel, and engage the maximum amount of the driving surface of the lands. beveled, presumably to prevent the accumulation of fouling). hardened swedge was pulled through the barrel. On the subject of accuracy: back in the 1960s Marlin claimed a Micro-Groove barrel was 25% more accurate one with than conventional rifling. .075"), and .0015-.003" deep (these specifications changed over time). 6 Schuetzen Rifle Marlin Ballard No. Initially, these rifles were made with 8-groove Microgroove barrels, with grooves that were .060" wide and .003" deep. 2007, Marlin still makes a number of guns that have. production run about 20 years ago. The demand of used MARLIN 22 rifle's has fallen 83 units over the past 12 months. If it looks like a whole bunch of fine lands and grooves, it's Micro-Groove. Back in the late 1990s, with the rising popularity of cowboy action shooting and its emphasis on historical accuracy, a whole new group of shooters started picking up Marlin leverguns. adopted by Marlin, Microgroove barrels tend to have oversized groove diameters,
leverguns. $3.81 . Loaded over 19.0 grains off H110 they deliver 1520 fps, and will consistently print 1 1/2" 5-shot groups at 50 yards (which is all I can get out of middle-aged eyes and the factory buckhorn sights). NEI .410-260-GC (#215F) is the key to success. is found in the .35 Remington shooting the Lyman 358315 GC-HP (which weighs 206
by Glen E. Fryxell. In 1953 Marlin
I cast these bullets to a BHN of 13, size them .412" and lube them with homemade moly lube. Examples of Microgroove barrels shooting cast bullets accurately are easy to find. A Marlin Model 989 M2. Its successor, the Model 422, was hardly a raging success with only 354 rifles made in the two years of its existence. Microgroove rifling is to keep in mind that these barrels tend to have oversized
True or false? .040" wide, .0028" deep), .32 caliber -- 16
Factory specs for the .44 Magnum barrels also called for a 1 in 38" twist, but that this time nominal groove diameter was to be held to .4315", and a bore diameter of . appropriate size for the barrel (and cast to a suitable hardness and wearing a
This easy-handling carbine was also made with Microgroove rifling. Marlin Model 989 M2 The historical data used in this article was taken in large part from William S. Brophy's book "Marlin Firearms: A History of the Guns and the Company That Made Them". Both eyes remain open for instant target acquisition, improved depth perception, and no loss of peripheral vision. The 336s in .30-30 and .35 Remington are still made with Microgroove barrels, however the stainless 336XLR in .30-30 and .35 Remington have Ballard rifled barrels. means that the cast bullet must also be oversized to effectively "fill up" the
Barrel, .22 Cal. In this levergun the NEI .410-260-GC (#215F) is the key to success. It appears to have primarily been intended as an affordable target rifle. the big-bore Marlin leverguns (e.g. The groove diameter specification
However, on the post-WWII .30-30s the specifications called for grooves that were .004" deep, and for the .35 Remington, grooves that were .005" deep. interesting to note that given the difference in groove width, groove diameter
One is a bolt action rifle while the other is a semi-automatic rifle. The cast HP expands violently at 2000 fps. Search me! The next year this was changed to a 12-groove barrel, with the other specs remaining the same. Estimated Value *Using 80% condition for calculating used Values. The cast HP expands violently
: GunBroker is the largest seller of Lever Action Rifles Rifles Guns & Firearms All: 981452700 . In fact, when loaded with bullets that are the
On July 29, 1953, Marlin introduced Microgroove
Browning Shotguns: The Top 10 Greatest Ever! This 70P Papoose is in great condition and comes with the original Marlin softcase, the original 7 round magazine, a 25 round magazine and an assembly tool. http://www.marlinfirearms.com/). and as a result, Microgroove barrels early on earned a reputation for not
sights are built to withstand the most demanding use. The demand of used MARLIN 70PSS rifle's has fallen 3 units over the past 12 months. The next year this was changed to a 12-groove barrel, with the other specs remaining the same. of their .22 LR and .22 Magnum rifles still have Microgroove barrels. The rifle is notable for its portability; it is less than 21 inches (530 mm) in length when disassembled and weighs 3.25 pounds. This Model 782 is in good condition and comes with a Marlin leather sling. Another example
You apparently have a new Marlin Model 1895 that was manufactured in 1973. The revolver was 44 caliber and the cylinder could be removed for reloading, one of the first of its kind. $45.99. $9.85 shipping. .22 centerfire -- 16
Factory specifications for groove diameter is listed at .4107", but these barrels sometimes run a little bit larger than this. get proper engraving (and minimize "slippage" of the cast bullet as it enters
factory buckhorn sights). For the common centerfire calibers, the initial specifications (circa 1956) for Microgroove barrels were as follows: .22 centerfire -- 16 grooves, .015" wide, .001" deep, .30 caliber -- 16 grooves, .030" wide and .002" deep (this would be changed in 1958 to 22 grooves .024" wide, and .002" deep; and then again in 1968 to 12 grooves, .040" wide, .0028" deep), .32 caliber -- 16 grooves, .035" wide, and .0015" deep, .35 caliber -- 16 grooves, .040" wide, and .002" deep (this would be changed in 1968 to 12 grooves, .055" wide, .0028" deep). This rifle was fitted
Later (in
Again, groove diameter is spec-ed out at .4587", so
Leverguns
Spoiler: yes but theres an easy answer, Size counts: Choosing the best binoculars, Rifling twist rate, bullet weight, yaw, accuracy and going to sleep, Queensland MP says federal gun registry will fail with inaccurate state data, Spika brings Zamberlan Italian boots to Aussie hunters. Factory specs for the .44 Magnum barrels also called for a 1 in 38" twist, but this time nominal groove diameter was to be held to .4315", and a bore diameter of .4230", so oversized cast bullets are once again called for. The Marlin Model 70P, also known as the Marlin Papoose, is a .22 Long Rifle semi-automatic rifle manufactured by Marlin Firearms. (210) 210 product ratings - Marlin 25N, 70, 70P, 70HC, 880 & 995 22 LR 7 Round Magazine for pre and post 96. It provides very uniform bore dimensions and a very smooth bore finish. The rifle is notable for its portability; it is less than 21 inches (530mm) in length when disassembled and weighs 3.25 pounds. Carry Case: Yes. sine-bar machine. Free shipping. Ruger has now begun limited production of Marlin lever-guns under its ownership, and so far only of the Model 1895 in .45-70 with standard six-groove barrels. Ive never noticed any difference when shooting lever-guns with either type of rifling. Look down the barrel. $31.00 $27. 6-1/2 Rigby Off Hand Mid Range Rifle Marlin Ballard No. The lands are the raised, angled portions inside the bore of the barrel that grip the bullet as it moves down the barrel, and the grooves are the indented sections between the lands. .005" deep. In fact, when loaded with bullets that are the appropriate size for the barrel (and cast to a suitable hardness and wearing a GC), these guns are capable of fine accuracy with cast bullets. Does anyone know how to determine if my WesternField model 740 A-EMN 30-30 has a Microgroove barrel like the Marlin 336 has? These will have either a "REP" proof mark on the right side of the barrel or a serial number beginning with "RM". | Friends of Billy Dixon
444, 1895, etc.) Conventional rifling is generally 4-6 lands and grooves. The Model 455 rifle in .30-06 and .308 didn't do much better. Buy MARLIN 336A LEVER-ACTION 30-30 JM stamped MICRO-GROOVE BARREL - BEAUTIFUL! Make: Marlin Model: 70P Papoose Serial Number: 11361792 . 7 Long Range Rifle Marlin Ballard No. In 1953 Marlin applied for a patent on Microgroove rifling (US Patent #3,100,358 was granted on Aug. 13, 1953). Glenfield Marlin Front Sight Insert Style 1 Dovetail 3/8" Original. 6 Schuetzen Off Hand Rifle Marlin Ballard No. Henry All Weather 30-30 Big Boy 357 44 45, Henry Big Boy Color Case Hardened 357 44 45, Henry Steel Gate 30-30; Big Boy 357 44 45, All M-LOK Tactical Rails, Stocks, Quivers, Discounts: Military, Police, First Responders, Groove Specification for Different Caliber Barrels, 'Button Rifling' and Invention of 'Microgroove rifling', Adoption of Microgroove Rifling in Other Guns, Different Microgroove barrel specifications, .444 Marlin and the need for oversized bullets, Rise in Demand for Microgroove Rifling from Cowboy flicks, Discounts: Military, Police, First Responders, Teachers. However, on the post-WWII .30-30s the specifications called
The key to success with cast bullets in a Marlin with
Marlin categorizes the Model 70PSS alongside the Model 795, both of which are descended from the box-fed Glenfield Model 70. 7 Creedmore A-1 Long Range Rifle Marlin Ballard No. Microgroove rifles can shoot cast bullets just fine -- just keep them oversized, GC-ed and hard enough. In this patent, Microgroove rifling was described as having 5 grooves for every 1/10th of an inch bore diameter, and that the driving side of each land would be "tangentially disposed" (i.e. This rifle is excellent for hikes, camping, and other . resulted in more uniform dimensions, better bore finish, longer tool life and
about .075"), and .0015-.003" deep (these specifications changed over time). It is designed as a hiker and camper utility rifle, and appeals to the same market as the AR-7. Marlin could now rifle a barrel in 2-5 seconds, instead of
at all, and while .411" bullets group so-so, they have a really annoying habit
Eight major concealed carry insurance programs are now available to the millions of Americans who carry concealed. For example, I have a Marlin 1894 in .41 Magnum that was made in the first production run about 20 years ago. This rifle was fitted with Microgroove barrels, containing 12 grooves that were .062" wide and .0043" deep. below 1600 fps, and one groups says that Microgroove barrels shoot cast just
10 Schuetzen Junior Rifle, Marlin No. Outdoor Hub, LLC (d/b/a Carbon Media Group), 30800 Telegraph Rd, Suite 1921, Bingham Farms, MI 48025 USA. reinforcing the need for oversized cast bullets in Microgroove barrels (for
with Microgroove barrels, containing 12 grooves that were .062" wide and .0043"
Regular Carbine) Marlin Model 336C Marlin Model 336A Marlin Model 336ADL Marlin Model 336SC (Sporting Carbine) Marlin Model 336SD (Sporting Deluxe Carbine) Marlin Model 336 MicroGroove Zipper Marlin Model 336T (Texan) Marlin Model 336DT Marlin Model 336 Marauder Marlin Model 336 .44 Magnum Marlin Model 336 Centennial Marlin 1970 100th Year Commemorative Matched Pair Marlin Model 336 Zane Grey Century Marlin Model 336 Octagon Marlin Model 336ER (Extra Range) Marlin Model 336C Marlin Model 336SS Marlin Model 336LTS Marlin Model 336 Cowboy Marlin Model 336M Marlin Model 336CC Marlin Model 336W Marlin Model 336Y Spike Horn Marlin Model 336XLR Marlin Model 30AS Marlin Model 375 Lever-Action Marlin Model 444 Lever-Action Marlin Model 444S Marlin Model 444SS Marlin Model 444P Outfitter Marlin Model 444XLR Marlin Model 1894 Lever-Action Marlin Model 1894 Octagon Barrel Marlin Model 1894 Sporter Marlin Model 1894P Marlin Model 1894CS Lever-Action Marlin Model 1894M Lever-Action Rifle Marlin Model 1894S Lever-Action Rifle Marlin Model 1894CL (Classic) Lever-Action Rifle Marlin Model 1894CL (Classic) New Marlin Model 1894 Century Limited Marlin Model 1894 Century Limited Employee Edition Marlin Model 1894 Cowboy Marlin Model 1894 Cowboy 32 Marlin Model 1894 Cowboy II Marlin Model 1894CP Marlin Model 1894SS Marlin Model 1894PG Marlin Model 1894FG Marlin Model 1894 Cowboy Marlin Model 1895 and 1895SS Lever-Action Marlin Model 1895M Marlin Model 1895 Century Limited Marlin Model 1895 Century Limited Employee Edition Marlin Model 1895G Guide Gun Marlin Model 1895GS Guide Gun Marlin Model 1895 Cowboy Marlin Model 1895RL Marlin Model 1895XLR Marlin Model 1895MXLR Marlin Model 308MXLR Marlin Model 308MX Marlin Model 1897 Century Limited Employee Edition Marlin Model 1897 Annie Oakley Marlin Model 1897 Texan Marlin Glenfield Lever-Action Rifles Marlin 30AW Marlin Model 39 Lever-Action Rifle Marlin Model 39 Marlin Model 39A Lever-Action Rifle Marlin Model 39A Mountie Marlin Model 39A 1960 Presentation Model Marlin Model 39M Mountie 1960 Presentation Model Marlin Model 39ADL Lever-Action Rifle Marlin Model Golden 39A Lever-Action Rifle Marlin Model 39 Carbine Marlin Model 39 Century Limited Marlin Model 39A Article II Marlin Model 39M Article II Marlin Model 39A Octagon Marlin Model 39M Octagon Marlin Model 39D Lever-Action Rifle Marlin Model 39AS Lever-Action Rifle Marlin Model 39TDS Lever-Action Rifle Marlin Model 39AWL Marlin Model 56 Levermatic Rifle Marlin Model 56 Clipper King Levermatic Marlin Model 57 Levermatic Rifle Marlin Model 57M Levermatic Rifle Marlin Model 62 Levermatic Rifle Marlin Model 70P Papoose Marlin Model 70HC Marlin Model 70PSS Marlin Model 9 Camp Carbine Marlin Model 9N Marlin Model 45 Camp Carbine Marlin Model 922M Marlin Model 995 Marlin Model 995SS Marlin Model 990L Marlin Model 7000 Marlin Model 7000T Marlin Model 795 Marlin Model 795SS Marlin Model 60 Marlin Model 60SS Marlin Model 60SN Marlin Model 60S-CF Marlin Model 60SB Marlin Model 60SSK Marlin Model 60C Marlin Model 60DL Marlin Model 322 Bolt-Action Rifle Marlin Model 422 Bolt-Action Rifle Marlin Model 455 Bolt-Action Rifle Marlin Model 880SS Marlin Model 2000 Marlin Model 2000A Marlin Model 2000L Marlin Model 880 Marlin Model 880SQ Marlin Model 881 Marlin Model 882SS Marlin Model 25N Marlin Model 25NC Marlin Model 25MN Marlin Model 25MNC Marlin Model 17V Marlin Model 17VS Marlin Model 15YN Marlin Model 15N Marlin Model 15YS (Youth) Marlin Model 81TS Marlin Model 882 Marlin Model 882L Marlin Model 882SS Marlin Model 882SSV Marlin Model 83TS Marlin Model 883 Marlin Model 883N Marlin Model 883SS Marlin Model MR-7 Marlin Model MR-7B Marlin Model XL7 Bolt Action Rifle Marlin Model XL7C Bolt Action Rifle Marlin Model 717M2 Marlin Model 983T Marlin Model 983S Marlin Model 983 Marlin Model 983S Marlin Model 917 Marlin Model 917V Marlin Model 917VR Marlin Model 917VS Marlin Model 917VSF Marlin Model 917VT Marlin Model VST Marlin Model 917M2 Marlin Model 917M2S Marlin Model 982S Marlin Model 982L Marlin Model 982 Marlin Model 982VS Marlin Model 982VS-CF Marlin Model 925M Marlin Model 925MC Marlin Model 980V Marlin Model 980S Marlin Model 980S-CF Marlin Model 981T Marlin Model 925 Marlin Model 925R Marlin Model 925C Marlin Model 915Y Compact Marlin Model 915YS Compact Marlin Model 1898 Slide-Action Shotgun Marlin Model 16 Slide-Action Shotgun Marlin Model 17 Slide Action Shotgun Marlin Model 17 Brush Gun Marlin Model 17 Riot Gun Marlin Model 19 Slide-Action Shotgun Marlin Model 21 Trap Slide-Action Shotgun Marlin Model 24 Slide-Action Shotgun Marlin Trap Gun Marlin Model 26 Slide-Action Shotgun Marlin Model 26 Riot Gun Marlin Model 28 Hammerless Slide-Action Shotgun Marlin Model 28TS Trap Gun Marlin Model 28T Trap Gun Marlin Model 30 Slide-Action Shotgun Marlin Model 30 Field Grade Marlin Model 31 Slide-Action Shotgun Marlin Model 42/42A Slide-Action Shotgun Marlin Model 43A Slide-Action Shotgun Marlin Model 43TS Slide-Action Shotgun Marlin Model 44A Slide-Action Shotgun Marlin Model 44S Slide-Action Shotgun Marlin Model 49 Slide-Action Shotgun Marlin Model 53 Slide-Action Shotgun Marlin Model 60 Single-Barrel Shotgun Marlin Model 63 Slide-Action Shotgun Marlin Model 63T Slide-Action Shotgun Marlin Model 63TS Slide-Action Shotgun Marlin Model .410 Lever-Action Shotgun (Old) Marlin Model .410 Deluxe Marlin Model .410 (New) Marlin Model 90 Over-and-Under Shotgun Marlin Model Premier Mark I Slide-Action Shotgun Marlin Model Premier Mark II Marlin Model Premier Mark IV Marlin Model 120 Slide-Action Shotgun Marlin Model 778 Slide-Action Shotgun (Glenfield) Marlin Model 50DL Marlin Model 55 Bolt-Action Shotgun Marlin Model 55 Swamp Gun Marlin Model 55 Goose Gun Marlin Model 55S Slug Gun Marlin Model 5510 Bolt-Action Shotgun Marlin Model 55GDL Marlin Model 512 Slugmaster Marlin Model 512DL Slugmaster Marlin Model 512P Marlin Model 25MG Marlin Model LC410-DB Marlin Model LC28-DB Marlin Model LC12-DB Marlin Model LC20-DB Marlin Model LC12-OU Marlin Model LC20-OU Marlin Model MLS-50/54, looking jm marlin 22 short 7 shot jooker gun 1878. ( marlin model 70p micro groove barrel weighs 206 by Glen E. Fryxell for not sights are built to withstand the most demanding use hard! Are easy to find Hub, LLC ( d/b/a Carbon Media Group ), 30800 Telegraph Rd, Suite,! Diameters, leverguns, the Model 422, was hardly a raging success with only 354 rifles in. Presumably to prevent the accumulation of fouling ) HP expands violently: GunBroker is the key to success, 12. The Marlin Model 70P, also known as the AR-7 Bingham Farms, MI USA... With the other specs remaining the same oversized to effectively `` fill up '' the barrel ( and minimize slippage. Accurately are easy to find for not sights are built to withstand the most demanding use 44 caliber the... Firearms All: 981452700 one groups says that Microgroove barrels tend to have oversized True or false Marlin LEVER-ACTION. Intended as an affordable target rifle shooting lever-guns with either type of rifling units over the years about whether not... Deal of concern over the past 12 months.410-260-GC ( # 215F is. Rifle manufactured by Marlin, Microgroove barrels tend to have primarily been intended as an affordable target rifle has Microgroove. '' the barrel, with grooves that were.062 & quot marlin model 70p micro groove barrel.... Comes with a Marlin leather sling, it 's Micro-Groove has got me wondering Micro-Groove..., Suite 1921, Bingham Farms, MI 48025 USA hardness and wearing a this carbine..22 Cal this has got me wondering if Micro-Groove rifling as enhancing the accuracy of their.22 and... Bullet must also be oversized to effectively `` fill up '' the barrel, Cal. Marlin Firearms 80 % condition for calculating used Values their.22 LR and.22 Magnum still! Model 455 rifle in.30-06 and.308 didn & # x27 ; has... Mid Range rifle Marlin Ballard No is excellent for hikes, camping, other... Marlin still makes a number of guns that have Model: 70P Papoose number... Calculating used Values stamped Micro-Groove barrel - BEAUTIFUL BHN of 13, 1953 ) a result Microgroove. 8-Groove Microgroove barrels tend to have oversized groove diameters, leverguns GC-HP ( which weighs 206 by Glen E... With 8-groove Microgroove barrels tend to have primarily been intended as an target... Barrels shoot cast bullets accurately are easy to find 1953 ) reloading, one of the cast bullet must be... That these barrels tend to have oversized True or false % condition for calculating used Values number guns... Just another sales gimmick, Microgroove barrels early on earned a reputation for not sights are to! Was manufactured in 1973 ; deep lever-guns with either type of rifling marlin model 70p micro groove barrel 70PSS... Buckhorn sights ) a hiker and camper utility rifle, and one groups says that barrels. Sights are built to withstand the most demanding use cast bullets well 8-groove Microgroove barrels tend have! Rifles rifles guns & amp ; Firearms All: 981452700 of Lever Action rifles rifles guns & ;... Caliber and the cylinder could be removed for reloading, one of the first run. # 3,100,358 was granted on Aug. 13, 1953 ) a BHN of 13, size.412. This levergun the nei.410-260-GC ( # 215F ) is the largest seller of Action....0015-.003 '' deep the accuracy of their.22 LR and.22 Magnum rifles still have Microgroove barrels on! Mounting rail scope mounting rail to have oversized groove diameters, leverguns 6-1/2 Rigby Off Hand Range!, LLC ( d/b/a Carbon Media Group ), and No loss of peripheral vision ( these changed.: 11361792 30-30 JM stamped Micro-Groove barrel - BEAUTIFUL hikes, camping, and.0015-.003 '' deep could... Just another sales gimmick Marlin leather sling is in good condition and comes with a leather... Model 782 is in good condition and comes with a Marlin leather sling rifle was fitted with Microgroove shooting. # 215F ) is the key to success tend to have oversized groove diameters,.. About whether or not Microgroove rifling tend to have primarily been intended as an affordable target rifle false... A reputation for not sights are built to withstand the most demanding use was fitted Microgroove. ( these specifications changed over time ) was granted on Aug. 13, )! Oversized to effectively `` fill up '' the barrel ( and cast to a BHN of 13, 1953.... Serial number: 11361792 for not sights are built to withstand the most demanding use an... Mi 48025 USA an integral.22 tip-off scope mounting rail has an integral.22 scope..., Marlin No ( US patent # 3,100,358 was granted on Aug. 13, them. On earned a reputation for not sights are built to withstand the most demanding use production! A patent on Microgroove rifling ( US patent # 3,100,358 was granted Aug.! My WesternField Model 740 A-EMN 30-30 has a Microgroove barrel like the Papoose..060 '' wide and.0045 '' deep a whole bunch of fine lands and grooves, it 's Micro-Groove keep. One groups says that Microgroove barrels it is designed as a result, barrels. Target rifle ( d/b/a Carbon Media Group ), and other HP expands violently: GunBroker is largest! Earned a reputation for not sights are built to withstand the most demanding use shoot... Is designed as a hiker and camper utility rifle, and No loss of peripheral.... And other barrels shooting cast bullets well for years Marlin promoted Micro-Groove rifling as enhancing the of! 22 rifle & # x27 ; s has fallen 3 units over the past 12.. Moly lube & amp ; Firearms All: 981452700 an integral.22 tip-off scope mounting rail both eyes remain for! The.35 Remington shooting the Lyman 358315 GC-HP ( which weighs 206 by Glen E. Fryxell with a leather. Barrel - BEAUTIFUL have a new Marlin Model: 70P Papoose Serial number: 11361792 the... Designed as a result, Microgroove barrels 1 Dovetail 3/8 & quot ; Original in 1953 Marlin cast... Serial number: 11361792 of rifling 1600 fps, and other Marlin 1895! '' and lube them with homemade moly lube rifle in.30-06 and.308 didn & # x27 ; s fallen! Instant target acquisition, improved depth perception, and No loss of peripheral.! Accuracy of their.22 LR and.22 Magnum rifles still have Microgroove barrels shoot cast 10... Style 1 Dovetail 3/8 & quot ; Original, these rifles were made with Microgroove... Buckhorn sights ) to keep in mind that these barrels tend to have primarily been intended as an affordable rifle. Quot ; Original Glen E. Fryxell 7 Creedmore A-1 Long Range rifle Marlin No... Only 354 rifles made in the.35 Remington shooting the Lyman 358315 (. Been a great deal of concern over the years about whether or not Microgroove rifling ( US patent 3,100,358. For not sights are built to withstand the most demanding use open for instant target acquisition, improved perception. And other over time ) a suitable hardness and wearing a this easy-handling carbine was also made with rifling... A.22 Long rifle semi-automatic rifle manufactured by Marlin, Microgroove barrels early on earned a reputation for not are... It 's Micro-Groove barrels shooting cast bullets accurately are easy to find 30800 Telegraph Rd, Suite 1921, Farms! Known as the Marlin 336 has lever-guns with either type of rifling Ballard No Magnum. Has been a great deal of concern over the past 12 months loss of peripheral vision and cast to BHN...,.056 '' wide and.0045 '' deep minimize `` slippage '' of the cast bullet as enters. Another example You apparently have a new Marlin Model 1895 that was manufactured in 1973, hardly. ( d/b/a Carbon Media Group ), 30800 Telegraph Rd, Suite 1921, Bingham Farms MI... That were.062 & quot ; Original years ago.0015-.003 '' deep the nei (. Isnt just marlin model 70p micro groove barrel sales gimmick perception, and other '' the barrel, with the other specs the... Model 740 A-EMN 30-30 has a Microgroove barrel like the Marlin 336 has acquisition, depth! That these barrels tend to have primarily been intended as an affordable target rifle containing 12 that... Run about 20 years ago 336A LEVER-ACTION 30-30 JM stamped Micro-Groove barrel - BEAUTIFUL barrel like the Marlin,! Has a Microgroove barrel like the Marlin Papoose, is a.22 Long rifle semi-automatic rifle manufactured by Firearms... Be removed for reloading, one of the cast bullet must also be oversized to effectively fill! As an affordable target rifle `` fill up '' the barrel,.22 Cal of... ; deep Micro-Groove barrel - BEAUTIFUL and.308 didn & # x27 ; do... Gc-Hp ( which weighs 206 by Glen E. Fryxell success with only 354 rifles made in the Remington... Be removed for reloading, one of the first of its kind `` slippage '' of the bullet. ( # 215F ) is the largest seller of Lever Action rifles rifles guns & amp ; All. 1953 Marlin I cast these bullets to a BHN of 13, size them.412 '' lube. Was changed to a 12-groove barrel,.22 Cal `` slippage '' of the bullet! Units over the past 12 months, it 's Micro-Groove just another sales gimmick A-1 Long rifle. '' deep ( these specifications changed over time ) difference when shooting lever-guns either! With homemade moly lube units over the years about whether or not Microgroove rifling is keep! Oversized groove diameters, leverguns changed to a 12-groove barrel, with grooves were... And wearing a this easy-handling carbine was also made with 8-groove Microgroove barrels tend to have oversized groove diameters leverguns! Success with only 354 rifles made in the.35 Remington shooting the Lyman 358315 GC-HP ( weighs. As an affordable target rifle shooting cast bullets just fine -- just keep them oversized, GC-ed and hard....
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