Take your Schofield No.3 Revolver to the next level with Barra Airguns Pellet Cartridges. These Cartridges let you use any standard .177 Caliber Airgun Pellets in your co2 revolver pistol for increased range and accuracy! Pack of 6 Cartridges are compatible with any Barra Airgun Schofield No.3 Revolvers. Each cartridge holds one .177 caliber airgun pellet.