Valken Sig Sauer 21rd ProForce P320 M17 GBB Airsoft Magazine

Features 

Authentic SIG trademarks with polymer baseplate

Heavyweight, realistic feel

Metal alloy construction

Highly efficient internal gas system

High tension spring

Powered by green gas

Specification

Compatibility: For Sig Sauer ProForce P320 M17 Airsoft GBB Pistols by Sig Sauer

Velocity: 340 FPS / 1.07 Joules (Measured with 0.20g BBs and Green Gas)

Capacity: 21 rounds

Gas Type: Green Gas

 

The Sig Sauer 21rd ProForce P320 M17 GBB spare airsoft magazine by Sig Sauer is made from a heavyweight metal alloy, giving a hefty feel to the Sig M17 airsoft pistol. This green gas 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 Green Gas with this gas pistol magazine.