Description:
Pro Ultralite Rear Wheel Hub 1/4-28 Lighter than traditional hubs. 1 1/4 inside diameter. Black anodized finish. Includes 1/4" studs and nuts.
American or US Bolt Pattern: 2.125" bolt center to next bolt center, Center O.D. 1.75" with 1/4" studs known as 3 on a 2.5" bolt circle. The 3 bolt holes are evenly spaced on an imaginary circle 2.5" in diameter.