Rotor T4729 Internal BB DUB Bottom Bracket Cups

The Rotor T4729 Internal BB DUB bottom bracket cups allow you to install cranksets with the SRAM-DUB standard of 28.99 millimetres on frames with internal T47 bottom brackets with a width of 85.5 to 92 millimetres. The 7075 aluminium half-bearings are fully CNC milled and then black anodised. The high-quality Enduro Bearings stainless steel ball bearings used with double lip LLB seals have a long service life.Features:Bearing casing material: aluminiumBearing material: stainless steelBottom bracket type: T47 (internal bearing)Bottom bracket shell width: road 85.5 and 86.5 mm; MTB 89.5mm and 92mmBottom bracket Ø: 47 mmCompatibility cranks: SRAM-DUB : copy widthCrankshaft diameter: 28.99 mmTool holder: T47 bottom bracket tool with 12 protrusions