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The 6.5mm Grendel is an intermediate cartridge jointly designed by British-American armorer Bill Alexander, competitive shooter Arne Brennan (of Houston, Texas) and Lapua ballistician Janne Pohjoispää, as a low-recoil, high-precision rifle cartridge specifically for the AR-15 platform at medium/long range (200–800 yard).
The M19 modular rifle, depending on the task and mission, can use 7.62 mm or 6.5 mm barrels. [1] The modification is reflected in the construction of the cross latch on the receiver, which enables easy and quick replacement of the barrel, without disassembling the rifle and without using tools. [ 3 ]
The AR-15 rifle usually comes chambered for either the military cartridge 5.56×45mm or the .223 Remington. Because of the pressures associated with the 5.56×45mm, it is not advisable to fire 5.56×45mm rounds in an AR-15 marked as .223 Remington, since this can result in damage to the rifle or injury to the shooter. [ 1 ]
Common rifle cartridges, from the largest .50 BMG to the smallest .22 Long Rifle with a $1 United States dollar bill in the background as a reference point. This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name. Data values are the highest found for the cartridge, and might not occur in the same load ...
Many of the MDR rifle components are produced using modern Metal injection molding (MIM) metalworking processes that are becoming more common in the firearm industry. MDR MIM parts including the Barrel Block , Gas Block, Bolt Catch, 7.62 mag conversion bar, ejector retainer, and extractor link, are produced by Indo-MIM Pvt. Ltd., India. Indo ...
Their latest rifle to use the Howa M1500 barreled action is the HCR (Howa Chassis Rifle) which accepts some AR-15 components [7] For overseas specifications, the M1500 standard 24-inch (about 60 cm) barrel was shortened to 22 inches (about 56 cm) in 1982, and the M1700LS was made lighter by omitting iron sights like the heavy barrel on the ...
Standard Upper Receiver – The original length and designed to support barrel lengths from 11" to 18.6". Mini Upper Receivers – 15.25" long and designed to support barrel lengths from 9" to 18.6". Primarily intended for barrel lengths from 9" to 10". Micro Upper Receivers – 13.25" long and designed to support barrel lengths from 7.5" to 18.6".
The current 7.62×51mm NATO case replacing the longer .30-06 Springfield is a good example, as is the new 6.5 Grendel cartridge designed to increase the performance of the AR-15 family of rifles and carbines.