CRBN FP PWR Individual Insert - .689 CRBN Zero Lens A dual density design offers

A dual density design offers total comfort and control

The mid-point and tip joints offers positive contact points for increased trigger pull consistency and positive feedback against your fingers

We found that the barrel met or exceeded every requirement AND we patented the hell out of it

The most battery efficient Spire yet

The HK Army Zero-G 2

CRBN FP PWR Individual Insert - .689 CRBN Zero Lens A dual density design offersCRBN FP PWR Insert The FP PWR Insert features a Fluoro Polymer Coated finish for enhanced performance. Process involves multiple cycles of baking and controlled cooling. The application is known as PTFE (Ni PTFE) in which the end result is a hard, scratch resistant surface. This coating provides a slicker surface, resulting in a softer sound signature and smoother bore. The insert is available in the following sizes: . 679, . 681, . 683, . 685, . 687,