Bikone Bearings
Bikone DCTech T47a Bottom Bracket for Sram Dub
BIKONE DCTech T47 Asymmetric bottom bracket for Sram Dub cranks is designed for cyclist who demand the best in performance and durability, wheter you are teckling tough mountain trails or cruising on roads. Thanks to our Dual Cup Technology (DC Tech) and the highest quality steel bearings, you will experience the smoothest of rides.
For Sram Dub Wide cranks it is necessary to purchase a Dub Wide Adaptor Kit
See the assembly instructions and spacer list here
For a correct compatibility, mountain cranks should be always mount on mountain frames and road cranks on road frames.
Product information
Included in the box
T47 Asymmetric bottom bracket for Sram Dub cranks.
Spacers:
For wide dub cranks it is necessary to purchase a Dub Wide Adaptor Kit.
Technical specifications
Assambly specs
-
- Crankset diameter: 29 mm (Sram Dub).
- Frame width: 68-73 mm (This model is available for both mountain and road bikes).
- Frame diameter: T47.
- For Threaded frames.
Weight
140 grams
Compatible tools
Parktool BBT-47-16 or similar: Ø52mm outside and Ø48.2mm inside. 16 pins.
Characteristics
-
- Dual Cup Technology. Two aluminium cups that perfectly align bearings on both sides, creating a solid center joint that eliminates any noise or movements issues. Find out more about our technology here.
- This bottom bracket uses Steel Bearings (ABEC5 /P5 - 2RS).
- The cups of our bottom brackets are made from 7075 Aluminium, a high-strenght aerospace-grade aluminium on which we apply a T6 treatment. That makes the material harder and more durable, ensuring that our cups mantain top performance over time.
- Fully sealed. Axial seals on bearings and fully sealed on all surfaces.
- If you are unsure about the compatibility between your bike and this bottom bracket, please contact customer.support@bikone.com
Installation
This bottom bracket is assambled like any other T47 and does not require any special tool. For further information, please check our written manuals.