Videos tagged with Bolt Strength

This video details how to achieve reliable function in an AR-15 platform chambered in 7.62x39mm, addressing historical issues like feeding failures and light strikes. It highlights specific modifications including upgraded firing pins, heavier hammer springs, and specialized magazines. The Black Rifle Arms C.A.P.S. external piston system is showcased as a solution for adjustable gas management, crucial for diverse ammunition types and suppressed fire.

This review of the CMMG Anvil rifle focuses on its 458 SOCOM caliber and its design, which bridges the gap between AR-15 and AR-10 platforms. The presenter highlights the rifle's robust bolt carrier group, scaled down from AR-10 designs for increased durability, and discusses the historical development of large-bore AR cartridges. The CMMG Anvil is presented as a capable hunting rifle, particularly for medium game and feral hogs, with a discussion of its proprietary components and ammunition versatility.

This video discusses the HTM Defense HMB Bolt, an aftermarket AR-15 bolt designed to enhance strength by not milling the cam pin hole all the way through. This modification aims to address common failure points in standard AR-15 bolts, particularly around the cam pin area, by increasing the material's circumference and thus its resistance to stress during operation. The presenter intends to test this bolt in a high-stress rifle over a year to evaluate its durability.

Brandon Nney from CMMG introduces the Mk47 Mutant, an AR-style rifle chambered in 7.62x39mm. He highlights its robust bolt design, based on their .308 bolt, for increased durability over standard AR-15 bolts in this caliber. The rifle utilizes standard AK-47 magazines for enhanced reliability and maintains AR-15 modularity for customization.