Planet Eclipse Shaft FR Back Color:HDE with included buffer tube mount

with included buffer tube mount will help you stay behind the sights and on target

accuracy and it's strong blowback kick

Battery included

Pipe Backs available in sizes

Planet Eclipse Shaft FR Back Color:HDE with included buffer tube mountThe Eclipse Shaft FR ("FreakTM Ready") Barrel Back is compatible with "FreakTM" inserts* for optimized bore selection. The Shaft FR back assembles in a unique manner so that the ball is guided into the Insert via a tapered opening at the rear. The insert is held in place by the Joiner section which doubles as the interface to the Tip. The Shaft FR back has 3 windows that make it possible to quickly and easily identify which insert is being used as