Skip to product information
Fully Tuned Polarstar FCU
$82.00
Reliable fast shipping
An FCU (Fire Control Unit) is needed for all Polarstar rifles with the acception of the Polarstar Kythera. If buying this with a Polarstar rifle from airsoftUS it will come pre tuned for that specific rifle. If your buying this as a solo product and you would like it tuned for your rifle please fill out the contact form or leave a comment giving the following details, the more specific the better
- Which Polarstar Engine - Ex. Polarstar Jack
- Hopup unit ------------- Ex. Maxx me pro M4A
- Bucking ---------------- Ex. Maple leaf macron 70 degree
- Inner barrel ------------- Ex. Prometheus 6.03 363mm
- Which Mags you use ---- Ex. PTS EMP1
MAP $79