Guarder AEG Tune-Up Spring 150 for PSG-1 Electric Machine Gun II Series (Excluding M4-A1

II Series (Excluding M4-A1

HFC22 Gas Power (Muzzle Velocity) 300 FPS (Top Gas Test @ 25°C Room Temperature) Manufacturer Umarex Package Includes Umarex H&K USP Compact Tactical GBB Pistol

: GE-02-13

Extreme smooth slide cycling with clicks & clacks metal sound

1/1 Scale High Performance Assembled Spring Powered Airsoft Rifle

Guarder AEG Tune-Up Spring 150 for PSG-1 Electric Machine Gun II Series (Excluding M4-A1Guarder Airsoft AEG Tune Up Spring Series SP150 (~492 Fps (0. 2g BB)) For Tokyo Marui PSG 1 Series Airsoft Sniper For Tokyo MaruiAirsoft Electric Gun (AEG) Sniper PSG 1 Supreme Quality Airsoft Electric Gun Spring Oil Quenched & Tempered Si Cr Alloy Steel Wire Type Spring offer stable performance Ready to upgrade your Airsoft Sniper to ~490FPS Muzzle Velocity Power Output may vary if used in conjunction with our upgrade parts Material: Oil Quenched