4V Lipo stick battery comes in

The KRYTAC piston is made of a durable

Flat faced competition style trigger

The H&K MP7 and the 4

The stock also features two QD sling swivel divots as well as a loop for strap type sling attachments

KWA K120 M4 midcap sling 4V Lipo stick battery comesFeatures: Durable fiber reinforced polymer construction Heavy duty spring ensures smooth feeding No BB rattling Grooved and textured for improved grip Color: Flat Dark Earth Material: Fiber Reinforced Polymer Compatibility: For KWA M4 M16 Series Airsoft AEG Rifles. Due to KWA Magwell size fitment will vary with other brands Capacity: 120rds Manufacturer: KWA