£0.00 GBP
for GHK G5 GBB
Suitable for Maple Leaf & RA-TECH precision inner barrels.
Options:
50 degree (green) for muzzle velocity below 110 m/s
60 degree (yellow) for muzzle velocity 90-120 m/s
70 degree (blue) for muzzle velocity 110-140 m/s
75 degree (red)