which is adjustable for length of pull

Capable of functioning in damp and sub-freezing climates without affecting performance or reliability

Fits the HK UMP Rifle

Incredibly Durable

Echo 1 USA Genesis Polymer Operator Combat Weapon (OCW) Airsoft AEG hider which is adjustable for lengthAdjust your sights with superior precision as every OCW comes with a fine tune front and rear adjustable sight. Whether your right handed or left handed, you can easily adjust your hop up unit with the OCWs ambidextrous charging handle. FPS (Feet Per Second): ~380Weight: 5. 5 lbsFeatures: Tactical AK PlatformProduct Support: 30 day limited warrantyInner Barrel Length: 363mmOverall Length: 31 34inBarrel Caliber: 6. 04mmMagazines Included: 1Magazine