Pro-Arms Steel PVD Slide Release for SIG / VFC M17 ( SIG AIR P320 M17 Airsoft GBB Pistol Series ) Color:Black SUS303 enhanced nozzle

SUS303 enhanced nozzle

Pro-Arms SCA Style Magwell for Umarex G17 Gen4 GBB Pistol

40 marking engraved on the side of Barrel

stopper with spring *1

Two-stage operating design Utilize gas pressure to improve opening/closing sequences' efficiency to reduce gas consumption Lighter valve and hammer springs can be used to further reduce gas consumption Spiral fluted body for greater heat exchange effect to prevent freezing Suitable for WE GBB Rifle Magazines ( M4 / AK / PDW / SCAR / L85)

Pro-Arms Steel PVD Slide Release for SIG / VFC M17 ( SIG AIR P320 M17 Airsoft GBB Pistol Series ) Color:Black SUS303 enhanced nozzlePro Arms Steel PVD Slide Release for SIG VFC M17 ( SIG AIR P320 M17 Airsoft GBB Pistol Series )