Caliber: 204 Ruger - Weight: 40 Grains - Bullet Type: V-Max - Muzzle Energy: 1351 ft lbs - Muzzle Velocity: 3900 fps - Casing Material: Brass - Rounds Per Box: 20 - Hornadys V-MAX bullets consistently achieve rapid fragmentation at all practical varmint shooting velocities. Every Varmint Express cartridge is hand inspected before leaving our factory ensuring there are no cosmetic flaws and imperfections. Each cartridge is loaded to ensure optimal pressure velocity accuracy and lot-to-lot consistency.