Customer Service: (412) 766-1161
**Ctrl+Click if you have a pop-up blocker.
The Planet Eclipse Shaft 4 Boost Kit includes .685 and .693 barrel backs. It was developed specifically to improve efficiency, consistency and accuracy, and will give you higher velocities than previous Shaft barrels. Tune your marker further with the Shaft4 Boost Kit to better accomodate the type and size of paint.