First Strikes Roscoe Revolver if the first-ever .50cal revolver designed for use with their .50cal First Strike Rounds. The cylinders for this marker hold six .50cal FSR or Paintballs, firing them up to 280FPS out the box. The marker is powered by a 12g Co2 cartridge which is located in the grip with a twist on/off or you can purchase a constant air supply separately. The great thing about this marker is it comes with a fully functional hammer and trigger blade safety. Whether you are getting kills on the field or you are just showing it off in the staging area, this marker is certainly a head turner! Product Features: Semi-Auto .50 Caliber Micro-Honed Barrel All Aluminum Construction 2 Six Round Cylinders Included Modular Valve Assembly for Velocity Adjustment Accepts 12g Co2 Cartridges Trigger Blade Safety Marker Info What gas can I use? Co2 What is the barrel thread size? N/A What calibre does it take? .50cal
