Maddog Sports M120 Airsoft Upgrade Spring
An airsoft AEG spring made by Maddog Sports. This spring is rated at M120 and should fire at the 393.6 fps or 120 m/s range using a .20g BB. Torque Gears and a Torque motor are recommended for this spring.
- Rated velocity with a .20g BB: 393.6 fps or 120 m/s
- Estimate Range without hop up: 177 feet
- Joules with a .20g BB: 1.43J
NOTE: Color and Opacity of spring packaging may vary.