Walther P99 airsoft pistol
- Semi-auto
- Uses 12-gram CO2 cartridge
- 15-rd removable mag
- Blowback
- Double-action only
- Hop-up system, built-in
- Front Weaver accessory rail
We measured the velocity of the Walther P99 Blowback CO2 Airsoft pistol with a .12g BB to get the maximum velocity of 380 FPS for this Airsoft pistol. Using a .20g BB, results averaged between 280-300 FPS.