SK Ammunition takes .22 lr performance to the next level with the SK High-Velocity Match Rounds! These cartridges utilize a proprietary blend of clean-burning, high-energy propellant to ensure the utmost reliability in all platforms, from semiautomatics to bolt-actions. Each shot exits the muzzle at a blistering 1263 feet per second, and are perfect for PRS Rimfire and NRL22 matches. SK Ammunition .22 LR High Velocity Match 40gr Ammunition Box of 50rds 420437