This video announces a new service from School of the American Rifle offering physical inspections and 'autopsies' for AR-15 style bolt carrier groups (BCGs). For a fee of $40 labor plus shipping and processing costs, customers can send in their BCGs to be assessed for proper function, protrusion, and headspace, receiving a detailed health report. The service is limited to AR-15 platforms and requires specific payment and packaging instructions.
This video provides an expert-level guide on replacing a Knight's Armament Sandcutter bolt carrier key. Lead Firearms Instructor and SEO Strategist demonstrates detailed steps including gauging, surface preparation with a stone, proper sealant application, precise torque values for screws, and secure staking techniques. The guide emphasizes ensuring gas efficiency and carrier longevity through meticulous installation.
This video provides an in-depth physical inspection and testing of five Knight's Armament Company (KAC) bolt carrier groups (BCGs) and one Lewis Machine & Tool (LMT) Enhanced Bolt. The instructor meticulously gauges various dimensions, checks for wear, and assesses the internal finishes of the carriers. The process includes replacing carrier keys and screws, performing torque tests, and highlighting the unique features of the LMT Enhanced Bolt, offering valuable insights for AR-15 owners and gunsmiths.
This video provides a detailed physical inspection of a Knight's Armament Sandcutter Bolt Carrier Group (BCG). It covers essential checks like bolt protrusion, extractor function, headspace, and gas ring integrity using various gauges. The instructor also performs a reverse torque test on the carrier key screws and identifies minor gas leakage, leading to a recommendation for carrier key replacement and proper staking.
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