Foxtrot Mike Products Premium 9mm AR-9 Bolt Carrier Group - GLOCK Style

Elevate Glock 17/19/26/34 Gen5 with Cross Armory 3-Piece Upgrade Kit - Black Anodized - CRG5OKBK

Cross Armory 3-Piece Upgrade Kit for Glock 17/19/26/34 Gen5, Blue Anodized - CRG5OKBL

Cross Armory 3-Piece Upgrade Kit for Glock 17/19/26/34 Gen5 -Silver Anodized Precision - CRG5OKSV

Enhance Glock 17/19/26/34 Gen5 with Cross Armory 3-Piece Upgrade Kit -Red Anodized - CRG5OKRD

GUNTEC AR9 BARREL 9MM 5.5" - 1:10 TWIST BLACK NITRIDE

DMA Inc. XTS AR-15 .223 / 5.56 Anodized Bolt Carrier Group - Blue

DMA Inc. XTS AR-15 .223 / 5.56 Anodized Bolt Carrier Group - Gold