Selle Italia SLR Boost Lady SF, S3, TI316 Rails, Black Front Derailleurs Shimano Alfine SL-S503 8-Speed Internally

Shimano Alfine SL-S503 8-Speed Internally Geared Hub ShiftersProduct Specifics

Requires 33mm of depth in the IWOC mounting port

- Made entirely from half links

183283-Q0-L

171987-Q0-L

Selle Italia SLR Boost Lady SF, S3, TI316 Rails, Black Front Derailleurs Shimano Alfine SL-S503 8-Speed InternallyUpdated to meet the needs of female cyclists Ridden to victory by many great champions and is now ready to support the next generation of top female cyclists Combining increased gel padding to provide comfort and Superflow technology to reduce perineum pressure allows you to ride for longer and in greater comfort L3: Wide intertrochanteric distance and high pelvic rotation (Flow and SuperFlow saddles) S3: Narrow intertrochanteric distance and high