AR9 Pistol Caliber Blow Back Bolts.
Precision machined, these bolts have a patent pending M16/AR15 style extractor. These bolts have been narrowed to fit through Glock magazines and are only recommended to be used with our Glock Small Frame Lowers. In addition they are ramped for the use of a standard AR15 hammer. Bolts come complete and ready to run. Weighs 15.0 oz.
Firing Pin Spring
Firing Pin Cotter Pin
Removable Mass in Rear