This video details the design and testing of a prototype 3D-printed lower receiver intended for the Lima Six belt-fed upper. Key design considerations include a high dovetail for a short belt feed path to minimize jams and a two-piece construction for optimal print orientation and strength. The presenter discusses findings after 600 rounds, including issues with gas deflection and potential improvements for takedown pin placement and bolt catch functionality.
This expert guide details the installation of the Breek Arms Warhammer charging handle, highlighting its superior 7075 T6 aluminum construction for rigidity and its ambidextrous design for enhanced ergonomics. The guide emphasizes the product's value, aggressive non-snag serrations, and gas deflection features, making it a competitive upgrade for AR-15 platforms. Instruction is provided by an experienced firearms instructor from Brownells.
This video is a product spotlight featuring Mike Mihalski, founder of Sons of Liberty Gun Works, demonstrating their ambidextrous AR-15 charging handle. He highlights its design for fast, smooth operation from either hand, a low profile to prevent snagging, and a gas deflection lip for shooter protection, especially on non-SOLGW AR-15s or when using suppressors. Mihalski also notes that SOLGW manufactures these charging handles in-house for better supply chain control.
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