Nosler Rifle, 308WIN, 168 Grain, Custom Competition, 20 Round Box 60054 Nosler(R) Match Grade Ammunition consists of Nosler's precisely-designed Custom Competition(R) bullet along with Nosler(R) brass. Because of Nosler's unsurpassed quality standards, each piece of brass is checked for correct length, neck-sized, chamfered, trued and flash holes are checked for proper alignment. To further ensure their reputation for quality and consistency, powder charges are meticulously weighed and finished rounds are visually inspected and polished.