18" choked Lothar Walther Barrel .177 caliber Fits AirForce Talon, Talon SS & Condor guns Barrel switch is quick & easy...about 5 minutes! Velocities will increase when attached to the Talon SS and decrease when attached to the Condor Extremely accurate! If you put this on a Talon SS, it will not have sound suppression. If you need quiet shooting, reattach the silenced factory barrel that came with your gun.