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 Insert’s chamfered breech opening and stabilized collar all but eliminates untimely ball breaks in the barrel. Simply the best barrel system available.
FEATURES
+ Ultra lightweight ~ 0.9 oz
+ 7 bore sizes available (.679 .681 .683 .687 .689 .691)
+ Aluminum composition
+ Chamfered breech-end
+ Perfect bore to barrel tip alignment
+ Chamfered breech-end
+ 8.5" control bore
+ Precision Broached to size
+ Polished anodizing with lasered graphic labels