These tactical aluminum bolt knobs have 5/16"-24 thread. The increased surface area helps in bolt manipulation and allows for use with or without gloves. Standard colors are Aluminum, Black or FDE. The Tactical Bolt Knob measures 1.4" long and the Long Tactical measures 2.85". Cerakote option available to match your existing bolt, please specify Cerakote color in the comments.

Lapping tools are used to ensure the face of the receiver is perpendicular to the center-line of the bore. This tool is used with lapping compound to polish the face and make it completely smooth. This set contains all 4 of our lapping tools as a kit.