Rotor PF4624 BB386 Steel Bottom Bracket

Rotor PF4624 BB386 Steel Bottom Bracket

• Material: 100% CNC-machined, 7075 aluminium

• Labyrinth seals prevent bearing contamination

• Compatible Crankset Brand: ROTOR, Shimano

• Material Bearing: Steel

• Axle diameter compatible: 24mm

• Bottom bracket shell nominal inside diameter: 46mm

• Shell Width: 86.5mm

• Frame Type: BB386EVO

• Discipline: Road, Triathlon, Gravel, Cyclocross, MTB

• Colour: Black

Rotor Steel bottom bracket with appealing looks and ease of use. The Rotor PF4624 BB is incredibly light and will match up with all high end cranks with looks and performance.

The PF4624 press fit bottom bracket cups are CNC machined from 7075 aluminium for a precision fit and increased resistance to fatigue, this helps to ensure accurate bearing alignment, helping to eliminate dreaded creaking noises, prolong the life span of the bearings and reducing friction for smooth pedalling.

The PF4624 bottom bracket is designed to fit frames that use the BB386 bottom bracket standard. The bottom bracket shell will measure 86mm wide with a inside diameter of 46mm.The PF4624 is compatible with chainsets that use a 24mm spindle, this includes Shimano Hollowtech II chainsets (Dura Ace, Ultegra, 105, Tiagra, Sora), all Rotor chainsets that use a 24mm spindle (Vegast 24 and Aldhu 24) as well as some FSA chainsets.