31 Piece AR-15 Lower Parts Kit With FCG, for .223/5.56 AR15/M4 SKU: GB12

SKU:  GB12

Easily add extra Picatinny slots to any Keymod mount system for added accessories with these additional Picatinny rail sections

or mar the receiver

Kit includes (1) GP30-R

free float design

31 Piece AR-15 Lower Parts Kit With FCG, for .223/5.56 AR15/M4 SKU: GB1231 Piece AR 15 Lower Parts Kit With FCG, for . 223 5. 56 AR15 M4. SKU: LPK02 Lower Parts Kit for AR 15. Includes pistol grip, trigger and hammer. Kit includes: Bolt catch [1] Bolt catch plunger [1] Bolt catch roll pin [1] Bolt Catch Spring [1] Buffer Retainer Pin [1] Buffer Retainer Spring [1] Detent Spring [2] Disconnector [1] Disconnector Spring [1] Pistol Grip [1] Hammer [1] Hammer pin [1] Hammer Spring [1] Magazine Catch Button [1] Magazine Catch