DT Swiss 350/370 End Caps Cap things off DT Swiss is famous for making versatile, convertible, and reliable hubs. The DT Swiss 350/370 End Caps embody this versatility. These precision-machined end caps fit most DT Swiss 350 and 370 hubs and allow for use of 15mm thru-axles (either 100mm or 110mm Boost spacing). The end caps feature a press-in design that can be installed or removed with few or no tools. For compatibility questions, please consult the support section of the DT Swiss website, or contact a Jenson USA Gear Advisor. Features Compatible with DT Swiss 350 or 370 hubs, and R23, R24, and 1900 Spline front wheels Size: 15x100mm or 15x110mm Boost Manufacturer's part number: HWGXXX0004785S | Dt Swiss | 350/370 End Cap Kit | Black | 15X100, Front