Proudly built in Barnoldswick, UK the Pro 4 continues Hope’s tradition of reliability, serviceability and performance. With more axle options than ever before, find your fit with the Hope Pro 4. Taller Flanges than the Pro 2 with no increase in weight for stiffer wheel builds. Taller Flanges than the Pro 2. Additional end caps sold separately. Equipped with stainless steel bearings. Tool-free end caps allow conversion to 9mm Thru Bolt, 12mm x 100 Thru Axle, 15mm x 100mm Thru Axle and 20mm x 110 Thru-Axle.. Color: Red. Weight: 187. Hub Drilling: 32. Defined Color: Red. Front Axle: QR x 100mm. Hub/Brake Compatibility: 6-Bolt Disc. Center to Flange, Left: 20. Center to Flange, Right: 33. Flange Diameter, Left: 57. Flange Diameter, Right: 57.