Glock 20/21 Complete Lower Parts Kit
Our complete lower parts kit is made for the Glock 20/21 full 80% frame. Made for the Polymer80 (PF45) 80% pistol frame coming with OEM Factory Glock parts. The kit comes with everything you need to build your PF45 frame. Use the drop-down menu to upgrade with the Apex Action Enhancement Trigger Kit or the Zev Fulcrum Ultimate Kit, both deeply discounted when bought with the rest of the kit.
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