HK Army LAZR Barrel Kit AC 15" Polish Black Black Inserts Gamma bolt a 19MM barrel extension with

a 19MM barrel extension with a factory-installed Boost adaptor for optimal performance

and the overall performance of any Autococker we installed it on

Enhanced Performance Benefits: Reduces rollback

help reduce breakages in the barrel and loading fractures with its heavily chamfered breech-end opening

and goggle bag

HK Army LAZR Barrel Kit AC 15" Polish Black Black Inserts Gamma bolt a 19MM barrel extension withHK Army LAZR Barrel Kit 15" Polish Black Inserts Autococker Threads Crafted with accuracy and style in mind, the LAZR Barrel Kit delivers unrivaled performance. The precision barrel bore honing used in the development of the LAZR allows for improved diameter uniformity and a smooth interior finish. This attention to surface detail will deliver you the ball on ball accuracy you are looking for in a high end barrel system. Easily change the control bore