SIG Sauer ProForce P320 M18 Gas Blowback Airsoft Pistol (Tan) Airsoft G36 or do you desire the hpa m4 adapter FPS Range 370 400 Style:Blue/White NINJAPK68D

or do you desire the firing style of a shotgun but want the mag capacity of an M4

Straight Feed Design

This rather conventional lock-up system has a large rectangular lug over the barrels chamber that rides into and engages the ejection port cut-out in the slide

or for players who prefer the look and feel of a compact plate carrier loadout

The GMX-1 frame and slide are constructed out of a lightweight yet durable metal that works flawlessly with the hard felt blowback action

SIG Sauer ProForce P320 M18 Gas Blowback Airsoft Pistol (Tan) Airsoft G36 or do you desire the hpa m4 adapter FPS Range 370 400 Style:Blue White NINJAPK68D or do you desire the firing style of a shotgun but want the mag capacity of an M4 Straight Feed Design