Varmint X is designed specifically for the demands of predator and varmint hunters. The sleek, polymer-tipped bullets are explosive upon impact. Varmint X combines the proven lethality Winchester is known for with today’s latest technology, giving hunters their ammunition of choice for pursuing everything from prairie dogs to coyotes.FeaturesPolymer Tip – Maximizes long range performance and promotes rapid expansionAlloy Jacket – Thin jacket with engineered sidewall profile for explosive fragmentationLead Core – Designed for rapid fragmentation on small gameSpecificationsCartridge: 223 RemBullet Weight: 55Muzzle Velocity: 3240Ballistic Co-efficient: 0.255Rounds Per Box: 20