Barra 1866 CO2 BB Rifle Lever action with ejecting shells Repeater Smoothbore barrel .177 caliber BBs Internal tube magazine with 10-shot capacity Interchangeable barrels, sold separately Metal receiver Synthetic stock with wood grain Max. velocity: 600 FPS Fixed front post sight Flip-up rear iron sight Manual and grip safety Includes 10 metal BB cartridges Removable Picatinny optics rail Uses two 12-gram CO2 cartridges Barrel length: 18" Total length: 38.5" Weight: 6.5 lbs.