Product NameMTB Hub
Product NumberXM390 BOOST
Installation Size（Front）110*15mm
Installation Size（Rear）141*5 / 148*12mm
Holes32H
Brake Interface 6-BOLT TYPE
Shell MaterialAL6061
Axle MaterialAL7075
Freehub MaterialAL7075
Freehub Syetem6Pawl
Freehub Body(1)SHIMANO 11S
Freehub Body(2)SRAM XD
Freehub Body(3)SHIMANO Micro spline 12S
Bearing（Front）6903*2
Bearing（Rear）6902+6903
Bearing（Freehub）6802*2
Product Weight400g
