UNIOR: Product featuresUnior’s 1721 universal bearing press set enables installation of bearings on most of the frames and components.Set includes spindle with two threaded handles, adaptors for following standard bearings: 608, 1526, 6000, 6001, 6802, 6803, 6804, 6805, 6900, 6901, 6902, 6903, R6, 28x17 (Hope), BB30, all Press-fit standards and two different sized plastic coated adaptors, to protect carbon surfaces during bearing installation.One of the threaded handles includes a quick release system for quick and easy use.All items are organized in a compact two layer SOS foam storage box.