ROTOR bottom bracket T47a ROAD | steel for 30 mm crankshafts
The ROTOR T47a bottom bracket allows you to install cranks with a 30 millimeter crankshaft in frames with asymmetrical T47 bottom bracket shells with a width of 77 millimeters. The bearing shells are completely CNC-milled from 7075 aluminium and then anodized black. High-quality steel ball bearings and silicone seals ensure a long service life.
Technical data:
Area of application: road bike, gravel, cyclocross
Bearing shell material: Aluminum
Bearing material: Stainless steel
Bottom bracket type: T47a (asymmetrical; left bearing internal, right bearing external)
Bottom bracket shell width: 77 mm
Bottom bracket shell Ø: 47 mm
Crank compatibility: e.g. Rotor cranks with 30 mm shaft
Crankshaft diameter: 30 mm
Tool holder: T47 bottom bracket tool with 12 knobs
Color: black
Weight according to manufacturer: n.a.
Weight self-weighed: 90g
Scope of delivery: 1x ROTOR bottom bracket T47a ROAD | steel for 30 mm crankshafts