Remington 22 Viper .22 Long Rifle 36 Grain Truncated Cone Solid Bullet Brass Cased Ammo 225 Rounds. 22 excitement of every sort. These hyper-velocity loads are ideal for small-game and hold their own at the target board as well. For fast-striking 22 performance Viper can't be beaten. Specifications for Remington 22 Viper .22 Long Rifle 36 Grain Truncated Cone Solid Bullet (TCSB) Brass Cased Rimfire Ammunition: Manufacturer: Remington Caliber: .22 Long Rifle Number of Rounds: 225 Bullet Type: Truncated Cone Solid Bullet (TCSB) Bullet Weight: 36 grain Cartridge Case Material: Brass Muzzle Velocity: 1410 ft/s Application: Personal Defense Package Type: Box Primer Style: Rimfire Package Contents: Remington 22 Viper .22 Long Rifle 36 Grain Truncated Cone Solid Brass Cased Ammunition What is Remington 22 Viper .22 Long Rifle 36 Grain Truncated Cone Solid Bullet (TCSB) Brass Cased Rimfire Ammunition good for? The manufacturer thinks that it is good for personal defense.Remington 21239: 22 Viper .22 Long Rifle 36 Grain Truncated Cone Solid Brass Cased Ammo 225 Rounds