The Rotor T47 bottom bracket is made of CNC-machined aluminum 7075 and features ceramic bearings as well as silicone seals.
The T4730 model fits Rotor cranksets with 30 mm axle. In the Internal version, the bottom bracket is compatible with 85.5 and 86.5 mm road as well as 89.5 and 92 mm MTB frames.
Weight: approx. 83 grams (manufacturer`s specs)
| Weight: | 83g |
| Activity: | Cycling |
| Material: | Aluminium, Ceramic |
| Item code: | ROT536672 |
| Model year: | 2021 |
| Manufacturer: | Rotor |
| Product name: | Rotor T4730 Internal Bottom Bracket - Ceramic - T47-85.5/86.5/89.5/92-30 |
| Case diameter: | 47mm |
| Usage bikesport: | Road Bike, MTB |
| Manufacturer page: | http://www.rotorbike.com |
| Bottom bracket type: | T47 |
| Manufacturer item code: | ROBBT4730IN-CR |
| Bottom bracket case width: | 86.5mm, 89.5mm, 85.5mm, 92mm |
| Bottom bracket axle profile: | 30mm Hollow Shaft |
| Bottom bracket construction: | Bottom Bracket Cups |
