Barnes Triple-Shock X-Bullets in 7mm (0.284" diameter) deliver revolutionary hunting performance with 120 grain boat tail design and 100% copper construction.Barnes 7mm Triple-Shock X-Bullets 120 grain boat tail100% copper construction for superior performanceExpands into four razor-sharp cutting petals on impactRetains 100% of original weight for maximum penetrationPenetrates dense bone and tissue effectivelyOptimal seating depth: 0.03 to 0.07 inches off rifling50 bullets per boxEngineered for hunters who demand one-shot effectiveness on big game these premium bullets combine deep penetration with devastating expansion for reliable ethical harvests.Shopping for Reloading Supplies? Score big savings and fast shipping on all reloading projecticles reloading primers and unprimed brass / cases available online at Ammunition Depot!