Our Officer Mainspring Housing round butt 15 LPI checkering is machined from billet aluminum, and is 1/3 the weight of traditional steel.
Our Government/Commander Mainspring Housing with Chain Link pattern is machined from bar stock.
Our Government/Commander Mainspring Housing with Frag pattern is machined from bar stock.
Guncrafter Industries stainless steel Mainspring Housing, with our 20LPI checkering and lanyard loop.
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