Super-X Features Super-X ammunition has provided exceptional quality and outstanding performance for all types of hunters and shooters who rely on its time-proven dependability backed by legendary excellence Super-X Specifications Caliber: 38 Special Model: Super-X Bullet Weight: 158 gr Rounds Per Box: 50 Application: Recreational Shooting Bullet Type: Lead Round Nose (LRN) Muzzle Energy: 200 ft lbs Muzzle Velocity: 755 fps