Product Description MGCR 556 GBB 10" Gas Blowback Airsoft Rifle Full Metal 10 Inch M-LOK Rail and Receiver Pre-Upgraded Trigger, Hammer, and Sear Hop-up Adjustable Through Barrel Foldable Front and Rear Sights Includes 30 Round Green Gas Magazine (G-08-175) WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov/product Customer Reviews