CP Control Bore Autococker Barrel Back 0.685 Silver External Marker Upgrades This bolt does not have

This bolt does not have a soft rubber tip but does have a front sealing o-ring and both valve port o-rings making it extremely efficient (we have another bolt option if you want a bolt with the soft rubber tip)

A key feature in this high performance Knee pad

and most trusted name in cyclone upgrades

The TechT G3 Engine includes a completely new "tool-less" backcap

reliability

CP Control Bore Autococker Barrel Back 0.685 Silver External Marker Upgrades This bolt does not haveThis 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.