Beeman CO2 Air Rifle 22 sports gear BMQB78 on sale now for $89.59. UPC code 026785208011. Dimensions: 42" x 6" x 2.75"; Weight: 7.15lbs; Other Info: 21.5" blued finish barrel. CO2 single shot. Bolt action. Adjustable trigger. Beechwood stock. Open sights. Powered by (2) 12gr CO2 cartridges (not included). Caliber: .22. Velocity: 500FPS. Boxed.