Shimano BB-RS500 Tiagra / Sora Hollowtech II Bottom Bracket
The Hollowtech II outboard bearings offer better weight distribution and more stability that provides a more efficient power transfer. The diameter of the bearing axle (24 mm) was an important factor in development because the axle has a positive effect on stiffness, stability, weight, and rotating efficiency.
SPECIFICATIONSCrank Interface: Threaded
Application: Road, Cyclocross
Type: BSA or ITA
Shell Width: 68 mm (BSA) or 70 mm (ITA)
Axle Diameter: 24 mm (Hollowtech II)
Weight: 92g
Factory Numbers • UPC #
BSA ENGLISH • EBBRS500B • 689228926172
ITALIAN • EBBRS500I • 689228925731
Technical Information:Bearings: steel
Bottom Bracket Cup Material: aluminium
Bottom Bracket Shell Material: GFRP
Features:- bearing cups anodized
- durable performance
- improved sealing construction
- recommended for FC-RS510, FC-RS500, FC-RS400, FC-R563, FC-CX50, FC-4700, FC-4703, FC-R460, FC-3550, FC-3503, FC-R350, FC-R3030, FC-R3000, FC-R2000, FC-R2030
Contents:- 1 x Shimano BB-RS500 right bearing cup, bearings included
- 1 x Shimano BB-RS500 left bearing cup, bearings included
- 1 x Shimano bottom bracket shell
Product Options
| Option |
UPC |
MPN |
| 68mm (BSA) English Threaded |
689228926172 |
|
| 70mm (ITA) Italian Threaded |
689228925731 |
|