Muzzle Velocity: 500FPS - 550FPS (Airsoft GI does not guarantee FPS, the range given is meant to be used as a guideline not an exact measure)
Materials Used: PE Piston, PE Sear Set, PE Spring, PE Spring Guide, PE Teflon Cylinder, 6.01mm Precision Inner Barrel
Exclusions: This upgrade will only work on VSR-10 and True VSR-10 Clones
For upgrade service:
Please send the gun to:
21077 Commerce Pointe Dr
Walnut CA 91789.
Inside your package please include any e-mails that you have sent and received to and from us regarding the upgrade. Fees do not include return Shipping.
We require at about 10 business days to complete upgrades. This is an estimated time ONLY; some jobs may finish sooner, some may take longer.
Repair work may take longer than 10 business days to diagnose and repair.
If you purchase this service, and plan to send your airsoft gun through the mail, please call Airsoft GI during our business hours to receive shipping instructions. Our contact number is (909)869-0671, and our hours of operation are Monday - Saturday 12P.M. - 7P.M. PST. PLEASE DO NOT ship your gun to us without calling.
Helpful battery Note:
350FPS: 9.6V 600mah or above
400FPS: 9.6V 1500mah or 8.4V 2000mah or above
450FPS: 9.6V 2000mah or above
45 days limited warranty for all upgrade works done by Airsoft GI.