WE Tech Original 1911 Version C Full Metal GBB Airsoft Pistol w/ Imitation Ivory Grips (BLACK)Specifications Brand: WE Tech Operation: Gas Blowback Material: Full Metal Upper and lower receiver , polymer grip plates Firing Modes: Semi Automatic Muzzle Velocity: 290 330 FPS (w 0. 20g BBs) Magazine Capacity: 15 Rounds Hop Up: Yes, Adjustable Propellant: Green Gas Length: 8. 8" Inches Color: Black Package Includes: 1X Pistol, 1X Magazine Features Full metal slide and frame for optimal durability Realistic blowback action with each shot Custom