The Marines Airsoft ER02 dual-power airsoft rifle will impress airsoft enthusiasts with its functionality and deadly semi/full automatic firepower. This gun is a solid choice for intense cqb airsoft missions and has official USMC mud & desert tan colors with authentic USMC logos and an adjustable stock that can accommodate users of any body type. The ER02 features a quad Weaver/Picatinny rail for attaching optional accessories, a 65 rd magazine, and a shot velocity of 265-300 fps (using .12g BBs). Shoots 600 rpm! A portion of the proceeds from the sales of these airsoft guns will go to the Wounded Warrior Regiment project (WWR). This program provides and facilitates non-medical care to combat & non-combat wounded and injured Marines & their families. Features: Semi/full automatic in electric mode Single shot spring mode USMC logos & colors Authentic trademarks Adjustable stock Quad Weaver/picatinny rail Adjustable hop-up Electric full-/semi-auto & spring repeater Manual cocking for spring repeater mode 600 rpm 40-rd banana mag Adjustable Hop-Up Fixed front & rear sights Includes NiMH rechargeable battery pack & charger and a holder for AA-cell batteries (as a backup to the rechargeable battery) Buttstock folds to the side Black & clear construction