Shimano BB-UN300 Bottom Bracket 68x110mm Without Fixing Bolts BIKESPORTZ hardened steel hex wrenches for

hardened steel hex wrenches for better wear resistance and longer tool life

robust Wera design with high accuracy as per DIN EN ISO 6789-1: 2017-07

You could also mount it above your caliper brake to avoid interference with the brake

Same-thickness spacers

Hub Body: aluminumAxle material: aluminumSealed cartridge bearings (QRM)QRM bearing preload technologyFixed cog

Shimano BB-UN300 Bottom Bracket 68x110mm Without Fixing Bolts BIKESPORTZ hardened steel hex wrenches forShimano Bb Un300 Bottom Bracket 68x110mm w o Fixing Bolts Specifications SHIMANO quality performance cartridge bearing square bottom bracket Better chainline stability with chain line stabilizer 3 structures available: Standard, E type, chain case options Adapter material: Aluminum Mfr Claimed Weight TBC