Lancer Tactical AEG M4 Keymod Electric Automatic Airsoft Rifle Gun - Full Metal Gearbox -
Brand: UKARMS

10-inch Keymod nylon polymer rail system for attachments.
High quality nylon polymer receivers.
Durable metal outer barrel.
6.03 mm tightbore inner barrel diameter size.
Quick change spring guide system.
Provided charger automatically shuts down once the battery is fully charged.
Lower Picatinny rail provides foregrip and light accessories.
Battery placement is sealed with a cover located in the back of the stock.
Flip-up front and rear sights for optic attachments.
Fire mode selector mode includes full-auto, semi-auto, and safety mode.
Front and rear sling mount swivels.
Ergonomic motor grip that can fit most hand sizes.