US$ 19.90
AMG Steel Recoil Spring Guide for Marui G17/G18C/G34 GBB
It reaches nearly 240FPS
also compatible with standard airsoft bearings)
Recoil AEG (Bakelite)
Sight Set (PART NO.232 & More) FOR KWA USP MATCH GBB Category_Stock Screw AMG Steel Recoil Spring GuideThis parts including parts no. 232,233,234,237,238,239,240,241,257,258
US$ 19.90
US$ 35.99
US$ 179.40