The Barnes Triple-Shock X-Bullet in .338 caliber (0.338'') delivers revolutionary hunting performance with 185 grain weight and boat tail design for superior accuracy and ballistics.Engineered for hunters who demand reliable one-shot performance on big game these premium copper bullets combine devastating expansion with complete weight retention for exceptional terminal ballistics.Barnes .338 caliber Triple-Shock X-Bullets 185 grain boat tail100% copper construction for maximum performanceExpands on impact creating four razor-sharp cutting petalsRetains 100% of original weight for deep penetrationPenetrates dense bone and tissue effectively50 bullets per boxOptimal seating depth: 0.03 to 0.07 inches off riflingShopping for Reloading Supplies? Score big savings and fast shipping on all reloading projecticles reloading primers and unprimed brass / cases available online at Ammunition Depot!