Tuned PolarStar Fire Control Unit Rev. 3 inner-barrels and secure Headguard anchoring for

and secure Headguard anchoring for a no-slip experience in dynamic movement

AirTac Customs CRBN Picatinny Adapter:

Compensator can be included for $15 as well as changed to any color by Cerakot for $29

high-pressure air to prevent leaks and preserve seals and solenoids

Tuned PolarStar Fire Control Unit Rev. 3 inner-barrels and secure Headguard anchoring forFully tuned for your rifle The PolarStar Fire Control Unit Rev. 3 (FCU) is the electronic brain of your Fusion Engine, F2, or JACK HPA system. The Rev. 3 features a built in MCU (microcontroller unit) which combines the FCU and MCU into a single compact board, reducing wiring complexity and improving reliability. Features Built in MCU FCU and MCU combined on one board Programmable fire modes, ROF, burst settings, and trigger response Available in Full