This video provides a detailed, step-by-step guide to installing the Sons of Liberty Gunworks (SOLGW) M89 Mk10 Heavy Handguard. Hosted by Caleb from Brownells, the tutorial covers the entire process, from unboxing and overview to final assembly. It highlights the handguard's features, including its availability in various lengths and with or without ARCA rail integration. The video also emphasizes compatibility with AR-308 platforms, specifically mentioning the Aero Precision upper, and demonstrates the use of essential tools such as the Brownells Vice and Fixit Sticks for a successful installation. Key steps like barrel nut installation, torqueing, and gas block and gas tube fitting are clearly explained.
This video from Brownells Gun Tech features Caleb Savant demonstrating the installation of the Sons of Liberty Gun Works (SOLGW) M89 Drive Lock Rail, an M-LOK® compatible, free-floating AR-15 handguard. The tutorial covers the critical steps, including proper installation of the proprietary barrel nut to 40 ft.-lbs., securing the handguard with nut-bolt-sleeve sets torqued to 25-30 in.-lbs., and the use of a unique anti-rotation pin for enhanced stability, especially with SOLGW upper receivers. Essential tools required for the process are also highlighted.
This video is a product spotlight on the Sons of Liberty M89 Drive Lock Rail handguard for the AR-15 platform, presented by Brownells Gun Tech™ Caleb Savant. The video highlights the handguard's "rock solid" construction, featuring a full-length M1913 Picatinny rail, M-LOK® slots at multiple positions (including 45-degree angles), and robust anti-rotation tabs and a stainless steel barrel nut for extreme stability. It also details the unique barrel nut cuts that aid in torquing and the inclusion of an anti-rotation pin for enhanced lock-up if the receiver is drilled. A bonus M-LOK® QD sling swivel socket is also mentioned. The 11.5" version is specifically showcased, available only through SOLGW rifles or Brownells. The description includes a legal disclaimer about responsible and lawful use of firearms products.
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