CP Control Bore Autococker barrel back 0.689 Gloss Black Holsters & Gun Cases the shroud fits the AR:K

the shroud fits the AR:K only

The detents no longer get hung up on the face o-rings on the bolt return

A sliding stock can extend out allowing users to remain stable while firing the weapon

It’s completely automatic

CP Control Bore Autococker barrel back 0.689 Gloss Black Holsters & Gun Cases the shroud fits the AR:KThis is a barrel back, and works with the CP barrel tips. Custom Products barrels go through a 9 step process on the some of the most technologically advanced and precise machinery on the planet. After it leaves the machine, each barrel is hand inspected and hand polished for a finish that is near perfection.