WE Full Metal K v4 GBB Airsoft Guns with custom Slide Version 4 With Lightweight Aluminum Slide Ports holes reduce the weight of the slide and saves gas Semi-Auto, Solid All Metal except for grip padding on handle Gas Blowback Action Power: FPS Weight: approx. 3 POUNDS High Cap rounds Solid Metal magazine with non-leaking filling nozzle Calibre: 6mm BB or Paintball Powered by Green Gas, RED GAS, or CO2 Adjustable Hop-up
