Mongoose® Motomag 39T X 1/8″ BMX Bicycle Chainwheel – BLACK
Officially licensed Mongoose® Motomag chainwheels! As seen on the new 2012 Kos cruiser, except these are MADE IN THE USA. Specifications: * .19″ thick, T6-6061 aluminum alloy, CNC machined * Hard anodized * Color: BLACK ANODIZED * 39T * Uses 1/8″ wide chain * Spindle hole is for one piece crank (approx. 23.8mm) * Weight: 5.6 oz. * MADE IN THE USA