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 46 mm (PF30) bottom bracket interface and it's compatible with Sram and Truvativ DUB (28,99 mm) spindle cranksets. Each Black Bearing bottom bracket is available in 3 different bearing quality : B5 Bearing, B5 Stainless Bearing or Ceramic Bearing.
Features
- Cups material : Machined aluminium
- Frame compatibity : Press-Fit 46 mm (PF30)
- BBlock Technology : the bottom bracket is threaded in 2 parts for better alignement
- Less noise, better performances, easier bearing replacement
- Bottom bracket width : 68 to 73 mm
- Crankset compatibility :
- DUB 28,99 mm (type Truvativ, Sram)
- Bearing quality :
- B5
- B5 Inox
- B5 Ceramic
- Colour : Black
- Mounting key delivered
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
Aucun avis pour le moment