Description Winchester Ammo S17W20 Varmint HV 17WSM 20gr Polymer Tip 50 Per Box/10 CaseWinchester Varmint HV S17W20 ammunition is engineered for high-speed, precision varmint and predator hunting. Chambered in .17 Winchester Super Magnum (WSM), this rimfire round features a 20-grain polymer tip bullet that delivers explosive expansion and deep penetration. With a blistering muzzle velocity of 3,000 fps, it offers a flatter trajectory and reduced wind drift compared to traditional rimfire cartridges. Packaged in boxes of 50 rounds and cases of 500, this ammo is ideal for hunters seeking reliable, high-performance rimfire rounds.Key Features:Chambered in .17 Winchester Super Magnum (WSM)20-grain polymer tip bullet for enhanced aerodynamics and expansionMuzzle velocity of 3,000 fps for flat trajectory and long-range accuracyMuzzle energy of 400 ft-lbs for effective stopping power2.5x more downrange energy than .17 HMR50% flatter trajectory and reduced wind drift vs. .17 HMRClean-burning powder for consistent performanceIdeal for varmint and predator huntingPackaged 50 rounds per box / 10 boxes per caseSpecifications:Brand Name: WinchesterModel Number: S17W20UPC: 020892103085Caliber: .17 Winchester Super MagnumBullet Weight: 20 grainsBullet Type: Polymer Tip (Spitzer)Muzzle Velocity: 3,000 fpsMuzzle Energy: 400 ft-lbsCartridge Case Material: BrassPrimer Style: RimfireRounds per Box: 50Rounds per Case: 500Application: Varmint, PredatorLead-Free: No