Muzzle Velocity: 350~370 FPS (Measured with 0

Magazine Capacity: 130 rds

with the competitive airsofter and weekend warrior in mind

and feed very well in rifles the magazine fits in

SS Airsoft Custom Hi-Capa 5.1 - Gem Stone Ukarms Airsoft Muzzle Velocity: 350~370 FPS (MeasuredTokyo Marui 5. 1 Hicapa base Airsoft masterpiece Mega Slide Airsoft masterpiece infinity magwell AIrsoft masterpiece pink threaded outer barrel Cowcow Silencer adapter AIP 120% recoil spring Cowcow Buffer Kit CowCow charging handle All SS Custom guns are one of a kind builds. May be fitment issues with front sights as these are stock TM sights. May require adhesive or aftermarket front sight.