Products tagged with Parts

Polarstar Jack V2 Conversion Kit
$340.00
he Polarstar JACK V2 M4 Engine - HPA Standard FCU Conversion Kit. This is the full sized FCU version for easy programming. Fits in most M4 and M16 airsoft guns for a full air line HPA engine conversion. Contains everything you need internally. Works d
Prometheus EG Spring Guide/Smoother V2&8
$22.00
Rotating “Tornado Shaft” provides a smooth surface
Decreases the force be pushed against the spring
Made in Japan
Polarstar Fire Control Unit, Rev. 3, Universal
$73.00
PolarStar Fire Control Unit (FCU) - FE - Jack - F1 - Rev.3/3 Blue FCU

Key features of the 2017 R3 FCU

More compact size
More Energy Efficient
Features same high efficiency voltage regulators and integrated box magazine controller as
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