Drum Hub - For Drum Brakes. FITS: 1955 To 1978 Model K's, and Ironhead Sportster's. The item "Chrome 40 Spoke Rear 16 x 3 Drum Brake Hub Wheel Harley Ironhead Sportster KH" is in sale since Saturday, July 9, 2016. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Wheels, Tires & Tubes\Wheels & Rims".The seller is "americanclassicmotors" and is located in Zieglerville, Pennsylvania. This item can be shipped worldwide.