CRBN PWR Insert - .681 Discontinued Any time there is water

Any time there is water or paint on the barrel

Zero Compromise

*Mask comes with a clear thermal lens installed*

Multiple surface finish design & added thickness at the bottom protects your tank while looking fresh

CRBN PWR Insert - .681 Discontinued Any time there is waterCRBN PWR Insert The CRBN Inserts build on the proven PWR System. Available in 7 optimized bore sizes and finished in an ultra gloss black anodized with lasered labeling. Each 8. 5" insert is precision broached and microhoned to deliver the utmost accuracy. PWR Inserts chamfered breech opening and stabilized collar all but eliminates untimely ball breaks in the barrel. Simply the best barrel system available. PWR trademark is owned by Planet Eclipse