Superformance(R) Varmint ammunition delivers muzzle velocity increases of 100 to 200 feet per second from EVERY gun. Accuracy, increased range, flatter trajectory, less wind drift and devastating terminal results are all realized with Superformance(R) Varmint ammunition. Features:204 Ruger3,900 Feet per second40 Grain V-Max20 Rounds per boxSpecifications:Model: Superformance VarmintCaliber: 204 RugerGrain Weight: 40GrType: V-MaxUnits per Box: 20Units per Case: 200