HSM/Hunting Shack Varmint Features The HSM/Hunting Shack Varmint load in .220 Swift is built around a polymer tipped bullet designed to initiate rapid expansion on impact delivering the explosive terminal performance varmint hunters expect when engaging small tough targets at distance. A muzzle velocity of 3551 feet per second flattens the bullet s trajectory considerably reducing the holdover a hunter needs to account for when ranging distant targets. The resulting 1400 foot pounds of energy ensures decisive terminal performance well past typical varmint engagement distances. Brass cased construction with a boxer primer makes this ammunition fully reloadable for hunters who want to recover and reuse their cases. HSM/Hunting Shack built its reputation on offering a complete roster of varmint ammunition across 25 separate calibers and 66 total loads giving shooters options no matter which varmint rifle they own. This .220 Swift loading continues that tradition pairing a proven cartridge with a consistent quality controlled bullet for hunters who rely on their ammunition performing the same way shot after shot. The 20 round box keeps the ammunition manageable for range sessions and hunting trips alike without committing to a bulk case purchase. For dedicated varmint hunters who want blistering velocity and explosive terminal performance from a proven cartridge HSM/Hunting Shack Varmint .220 Swift ammunition delivers reliable results in the field. HSM/Hunting Shack Varmint Specifications Manufacturer: HSM Ammunition Model: Varmint Caliber: 220 Swift Bullet Weight: 50 gr Bullet Type: Polymer Tip Velocity: 3551 fps Energy: 1400 ft-lbs Rounds Per Box: 20 Primer: Boxer Reloadable Case: Yes Available At: GrabAGun