Surly New Hub Singlespeed QR front hub Cartridge bearings are installed with black seal facing out blue side facing in towards the hub Forged and CNCmachined, highflange body Adjustable, sealed, fullcompliment, angularcontact bearings same 7901 bearings used front and rear Standard, easilyreplaceable, nonproprietary, CroMoly axles Item Specifications Color Black Weight 178g Intended Use Single Speed Hub Drilli
)
