B&B Manufacturing offers external spur gears from stock in brass, steel, stainless steel, and cast iron. Our stock spur gears are offered with hubs and an overall length of 0.437 in through the bore. Our stock spur gears have a pressure angle of either 14.5 or 20 deg, a variety of minimum plain bore and finished bore options, and a variety of diametric. All B&B Manufacturing gears meet and exceed AGMA quality standards and our own precision manufacturing tolerances.