Dye UL-I Barrel Insert - Bore .676 Zero Pro Fade (Anti-Chop Technology) is a patent

(Anti-Chop Technology) is a patent pending design to help eliminate ball chopping and ensure consistent performance

9 inch control bore

We also added the perfect angled ramp to the face of the bolt that prevents ball clipping (chopping) and also gently pushes the ball detents down on the forward bolt stroke

Field One Force - Blackout Screw Kit

Dye UL-I Barrel Insert - Bore .676 Zero Pro Fade (Anti-Chop Technology) is a patentDye UL I Barrel Insert Accuracy DYE versified. The new DYE UL I Barrel Insert System has reset the standard for accuracy and quality. The UL I is THE upgrade for paintball markers and offers unparalleled versatility and performance. The extended 8. 5 control bore utilizes multi stage precision honing and boasts the most accurate and consistent finish available in paintball. The self aligning three piece construction ensures properly centered assembly