Sierra Bullets .22 Caliber 60 Grain 500 Box Tipped MatchKing Rifle Bullets. Why load your .22 caliber with anything other than Sierra Tipped MatchKing Bullets? Although the 7160C is loaded to SAAMI specs it still has Sierras legendary tip and base material. The jacket of the Sierra Tipped MatchKing Bullet is machined to allow a slim profile and tight crimp. This design feature of Sierra Tipped MatchKing Bullets ensures a consistently accurate platform for the .22 caliber cartridge. It also allows the bullet to function flawlessly in all 22 caliber chambers. These 60 grain .22 caliber Rifle Bullets are designed for consistent accuracy from hit to hit in all 22 caliber rotary drop barrel rifles. For more info on .22 caliber rifle bullets please see our .22 caliber .22 cal bullets. Specifications for Sierra Bullets .22 Caliber 60 Grain 500 Box Tipped MatchKing Rifle Bullets: Manufacturer: Sierra Bullets Bullet Type: Spitzer Boat Tail (SBT) Bullet Weight: 60 grain Projectile Caliber: .22 Caliber Sectional Density: 0.171 Bullet Quantity: 500 Bullet Country of Origin: USA Fabric/Material: Copper Package Contents: Sierra Bullets 7160C Tipped MatchKing 22 Caliber .224 60 GR 500 Box Sierra Bullets 7160C Tipped MatchKing 22 Caliber .224 60 GR 500 Box