The Raven EU18 GBB Pistol is a full auto (glock 18) with lightweight durable polymer lower frame and alloy slide.The fire selector allows the user to select between semi auto and full auto. A front rail allows for attachments and the slide is vented. The Raven EU18 GBB is supplied with a spare nozzle and O-ring seals kit. Spare interchangeable rear grip strips are also supplied for different hand sizes. The Raven EU18 is also compatible with WE Europe EU parts and magazines.