The Hornady XTP Mag 50 Caliber bullets deliver exceptional performance for big game hunting with 300 grain weight and hollow point design for controlled expansion and deep penetration.Hornady XTP Mag 50 Caliber Hollow Point Bullets.500 inch diameter for 50 caliber firearms300 grain weight for maximum impactCopper jacket with lead core constructionSectional density of .171Ballistic coefficient of .12050 bullets per boxDesigned for serious hunters pursuing large game these XTP Mag bullets provide the stopping power and accuracy needed for ethical harvests at extended ranges.