Black Ops Exterminator 2.5 Inch Revolver - Chrome Finish - Full Metal CO2 BB/Pellet Gun - Shoot .177 BBs or Pellets INCREASED CONSISTENCY AND LONGER LIFESPAN full metal construction with polymer grip, C02 power and authentic 6 shot cylinder with ejector rod CUSTOMIZATION READY, add your choice of optics and accessories to the included picatinny rails PRECISION ENSURED with adjustable fiber optics, a 4 inch barrel and a smooth double action hammer SHOOTS BBs AND PELLETS with realistic metal cartridges (pellet cartridges not included) for maximum range and accuracy ACCURATE AND POWERFUL with 2.5 inch barrel and 350 FPS from 12 gram CO2 cartridges