JTS Group Dead Center .22 Caliber 21.53 Grain Domed Tip Air Rifle Ammo 250 Rounds. These Semi-Domed pellets have a flatter front profile allowing them to slice through the air with reduced resistance. As a result semi-domed pellets tend to maintain a slightly flatter trajectory and retain more energy. Dominate at the range with JTS Dead Center Precision Semi-Domed Pellets Specifications for JTS Group Dead Center .22 Caliber 21.53 Grain Domed Tip Air Rifle Ammunition: Manufacturer: JTS Group Color: Silver Projectile Caliber: .22 Caliber Number of Rounds: 250 Bullet Weight: 21.53 grain Features of JTS Group Dead Center .22 Caliber 21.53 Grain Domed Tip Air Rifle Ammunition Foam protection on top and bottom of tin Screw on lid Package Contents: JTS Group Dead Center .22 Caliber 21.53 Grain Domed Tip Air Rifle Ammunition JTS Group JAC110: Dead Center .22 Caliber 21.53 Grain Domed Tip Air Rifle Ammo 250 Rounds