Sturdy and reliable Shimano MTB disc brake rear hub for bikes using the 141MM QR Boost system ;
Shimano Deore FH-MT401 32h QR141 rear hub. Only fits bikes with the unusual QR141mm frame size. Centrelock disc fixing. Satin black.
Shimano Microspline 12 speed freehub suitable for Shimano 12 speed MTB cassettes only
This hub will only fit certain Marin, Trek, Sonder, Norco and Giant models (and probably a few others that we don't know of).