The Sig Sauer 21rd ProForce P320 M17 Co2 spare airsoft magazine by Sig Sauer is made from a heavyweight metal alloy, giving a hefty feel to the Sig M17 airsoft pistol. This Co2 Sig Sauer magazine has a high-efficiency internal gas system providing excellent FPS output, and reinforced valves and seals for optimal gas retention. We recommend using Valken 12g Co2 cartridges with this gas pistol magazine.
- Compatibility: For Sig Sauer ProForce P320 M17 Airsoft GBB Pistols by Sig Sauer
- Velocity: 410 FPS / 1.56 Joules (Measured with 0.20g BBs and 12g Co2 Cartridges)
- Capacity: 21 rounds
- Gas Type: Co2
WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause birth defects or other reproductive harm. For more information, go to
www.P65Warnings.ca.gov