PolarStar Fire Control Unit Rev. 3 Single-Shot look and feel just like
Yard notes & kiln story
Description
look and feel just like the KWA PTP M9 but with Marui compatible upgrade / replacement parts
Short stroke recoil spring improves cyclic rate
The GLOCK 17 Gen4 is just as popular and sought-after as the original
Made of strong
1 x CNC Aluminum 5mm length Precision R-Hop Nub
PolarStar Fire Control Unit Rev. 3 Single-Shot look and feel just likeFeatures Updates Early Version Fusion Engine FCU to Revision 3 Easy, Drop in Installation Pre Wired, No Soldering Required Upgraded High Quality Components Compatibility: For PolarStar Fusion Engines Package Includes: Rev3 FCU Board