GC_UPC GGP AR15 BILLET RCVR SET W/15" HG BK MAP GGP-S-LIGHT-RCVR-BS show more like this Free on Firearms Acute Firearms GC_UPC GGP AR15 BILLET RCVR SET W/15" HG BK MAP GGP-S-LIGHT-RCVR-BS show more like this 15.00 SHTF Tactical GC_UPC GGP AR15 BILLET RCVR SET W/15" HG BK $538.20 GGP-S-LIGHT-RCVR-BS show more like this 19.99 The Armory at LTT