Polarstar Fire Control Unit, Rev. 3, Universal Flashhiders and Outer Barrels Fully adjustable to fit all

Fully adjustable to fit all kids and adult sizes up to large adults

LiPO Ready: Yes

twists and excessive movement

and easy to exchange to other colors once installed (removes with a small allen set screw)

the very first fully mechanical

Polarstar Fire Control Unit, Rev. 3, Universal Flashhiders and Outer Barrels Fully adjustable to fit allThe REV3 FCU follows the classic design of our very first FCU and it is considered to be the finest fire control units on the market. Since it is equipped with an LCD screen and joystick you are able to easily scroll through menus and precisely adjust settings for the utmost control over the system. This FCU is also universally compatible with all PolarStar HPA systems including both dual and single solenoid systems. This latest REV3 model features