The Barra Airguns 1200g .117/.22 Dual Caliber Break Barrel Air Rifle features an all-weather polymer stock, polymer barrel sleeve and two interchangeable barrels allowing you to swap between .117 and .22 calibers. The gun comes equipped with gas piston technology and a 4x32 optic. Barra Airguns 1200g .117/.22 Dual Caliber Break Barrel Air Rifle Black, 0.177 cal - Air Gun And Accessories at Academy Sports