ABS Polymer construction Rear sight adjustment for precision AEG mag holds 350 rounds Lightweight ABS polymer gearbox Functional / adjustable Hop Up In the Box 1X Rifle 1X Magazine Specifications: Brand Lancer Tactical Operation Electric Build ABS Polymer Firing Modes Semi-Automatic, Full-Automatic Muzzle Velocity 240-255 FPS Magazine Capacity 350 Rounds Color BLACK / FAUX WOOD California Proposition 65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov