Black Bearing B5 PF41 86/92 Bottom Bracket for 28.99 mm DUB Spindle

Black Bearing is a famous manufacturer of high quality bearing dedicated to bicycle and urban sports. This bottom bracket fit all frames with Press-Fit 41 mm (BB92) bottom bracket interface and it's compatible with DUB 28.99 mm spindle cranksets. Each Black Bearing bottom bracket is available in 2 different bearing quality : B5 Bearing, or Ceramic Bearing.

Features

• Cups material : Composite
• Frame compatibity : Press-Fit 41 mm
• Bottom bracket width : 86 to 92 mm
• Crankset compatibility :
  - 28.99 mm diameter spindle (DUB)
• Bearing quality :
  - B5
  - B5 Ceramic
• Colour : Black
• Press fit tool needed for installation

Bearing features

• Seal « 2RS » : Bearing with rubber seal on both sides that provides a better seal with optimized rolling friction
• Rectified Ball bearing groove to reduce friction and increase life time
• High quality inner lube
• High quality ball bearing (ABEC 5)
• Ball bearing reatainer: steel cage