Shimano bottom bracket with inner cover, for 86.5 mm SMBB92-41B Road Bike Extremely durable and grippy

Extremely durable and grippy

durable bearings and new hub design for guaranteed wheel stabilityID360 freewheel body for a better power transfer

Double your range with a 250 Wh plug-and-play Range Extender battery that uses water bottle mounts to attach to your frame

CenterLock disc

Shimano bottom bracket with inner cover, for 86.5 mm SMBB92-41B Road Bike Extremely durable and grippyDescription Complete press fit bottom bracket assembly for Shimano HollowTech II road cranks Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damage Set includes left and right hand cups, inner cover, and inner O rings Sealed cups keep out dirt and water Maintenance free Compatible with 86. 5 mm shells 41 mm cup diameter Easy press fit installation