The Topeak Chuckhead DX is a replacement hose/head kit that features a metal head design with air relief valve

Check what size rotor your frame or fork is designed to natively accept (look up the specs)

Triple wall rim cavity construction offers superior strength

4 and 5mm hex

2 uses two different insert rings to install bearing races on the 1

E-Thirteen TRS Plus Cassette Parts - XD Driver - 33-39-46T - 11 Speed PDP|Colour The Topeak Chuckhead DX isGenuine E Thirteen replacement parts for the TRS Plus Cassette. These are Gen 2 parts and now use the T25 pinch bolt for attachment to the freehub body, rather than the lockring system the Gen 1 cassettes used. Please note: The Gen 1 TRS Plus cassettes were made up of three parts. These spares are for the Gen 2 TRS RACE cassette which now uses a two part system. Unfortunately Gen 1 parts are no longer available from E Thirteen.