Hope Stainless Steel 30mm Bottom Bracket Cups

. External bottom bracket designed for threaded bottom brackets . The machined Aluminium cups hold stainless steel cartridge bearings in stainless races . High quality stainless steel bearings give a much greater life span than stock units . Cartridge bearings are replaceable . The unit is suitable for 68, 73, 83, 100 and 120mm width bottom brackets . Designed to suit cranks with 30mm axles . Please note specific fitting tool (HTT188) needed to fit bottom bracket . Available with replaceable stainless bearings for less friction and greater durability . Suitable for road, mtb, DH and fatbikes . Free running labyrinth seal protects bearings and has less drag . Weight 102g