Product Description Specifications Brand: WE-Tech Operation: Gas Blowback (Green Gas) Firing Modes: Semi-Automatic, Full-Automatic, Safe Muzzle Velocity: 300 - 320 FPS with 0.20g BBs Magazine Capacity: 25 Rounds Hop-Up: Yes, Adjustable Pistol Length: 9.2 inches Pistol Weight: 1.15 lbs Color: Gold Features Full metal Ruger MK4 slide and barrel assembly with a high strength polymer G-Series style lower frame Top 20mm picatinny rail with included detachable rail segments for mounting optics and other picatinny accessories Threaded outer barrel that allows you to mount compensators or suppressors Fiber optic iron sights similar to the ones on the Ruger MK4 firearm Selector switch is hidden underneath the bolt allows for the changing of firing modes Package Includes: 1x Pistol, 1x Magazine, 1x Manual WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov/product Customer Reviews