JB Unicorn Taiwan Airsoft M140 Airsoft AEG Upgrade Spring
Generate approx 370 - 390 FPS for your AEG
Fits V2 / V3 Gear Box
Fully Compatitible with Aftermarket Airsoft Guns using TM compatitible Gear Box
JB Unicorn Taiwan Airsoft M140 Airsoft AEG Upgrade Spring
Generate approx 370 - 390 FPS for your AEG
Fits V2 / V3 Gear Box
Fully Compatitible with Aftermarket Airsoft Guns using TM compatitible Gear Box
