The ATLAS features a 3-piece modular design that makes installation simple and fast. The core and the cap are machined from 416R stainless steel and black nitrided while the sleeve is made from titanium. Timing and tuning is done with the titanium sleeve, no shims or crush washers needed.
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FAB Defense FXMOJOB Mojo Magwell Replaceable Grips for 5.56×45 M16 Lower Receiver Variants Black Fiberglass Reinforced Polymer
$44.99
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