4.5″ BRAKE DRUM and BAND KIT for Go Kart Cart, Yard Cart, Mini Bike, Yerf-Dog
4 1/2″ Brake Drum & Band. 4.5″ OD Machined Drum for Brake Band Use. Drum Specs (3) 5/16″ bolt holes on a 3-3/4″ bolt circle. (4) 1/4″ bolt holes on a 3-3/4″ bolt circle. (4) 9/32″ bolt holes on 3.225″ Bolt Circle.