Tell Manufacturing DC100020 12642 600 Series Standard Duty Closer The Tell DC100020 12642 600 Series Standard Duty Closer is grade 1 with a size 2 spring. It fits the interior of a 2-foot 6-inch door. It has the same hole pattern as Norton 1600 and Yale 50 series. It is non-handed and cast aluminum. It has up to a 180 degree door range. Features Size 2 spring Same hole pattern as Norton 1600/Yale 50 series Non-handed; cast aluminum Up to 180 degree door range USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.