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Mfg Item #: 92CA3C7
The 300 Series Lower Group features the Magpul MOE pistol grip, the CMMG Ripstock with 6-Position Enhanced Receiver Extension, and a Geissele Automatics SSA 2-Stage trigger. The Mk17 platform accepts Sig P320, Sig M17-style 9mm magazines and features a unique magazine release. NOTE: Requires a lower parts kit of your choosing to complete.