The new Nitro Series of grind to fit recoil pads from Limbsaver was specifically designed to tame the recoil of powerful safari grade calibers. Built for all weather conditions, these new pads incorporate Limbsaver's 3-Step Technology as well as their Anti-Muzzle Jump design. With a thickness of 1 1/2" the Nitro Sries is sure to take the the bite out of most any caliber rifle.