Box Two External Sealed Bottom Bracket 24mm Black RGroup_36138F36864A07A16C95AC7D3229FC246DC99BAB accurate control across an 11-speed

accurate control across an 11-speed setup

The short and wide rib design enhances comfort without lateral movement

dependable bottom bracket upgrade for your ride

Its 3C MaxxTerra compound enhances durability and grip where it counts

Box Two External Sealed Bottom Bracket 24mm Black RGroup_36138F36864A07A16C95AC7D3229FC246DC99BAB accurate control across an 11-speedThe Box Two External Sealed Bottom Bracket 24mm Black is built for dependable, long lasting performance, using cold forged and CNC machined alloy cups with dual labyrinth bearing covers and precision sealed bearings. It upgrades budget bottom brackets with a stronger fit and smoother crank feel, matching Box Three and Four cranks and suiting frames with 68 or 73 x BC 1. 37 inch shells for a 24mm spindle setup.