PDI APS 1.5J Spring for APS-2 & Type 96 (11mm/8mm)

PDI APS 1.5J Spring (11mm/8mm) Silicon Chromium Steel Construction Upgrade Spring Power up Supreme Quality Airsoft Electric Gun Spring You will get a stable muzzle velocity when install this spring Suitable for APS-2 & Type 96 Series Airsoft AEG Rifle Mad in Japan