stretch his legs and stand on the pedals without having to be afraid to fall

stainless hardware

The Shimano Ultegra BR-R8010 is a direct-mount brake caliper

Compatible with Avid BB5

Lightweight & Stretchable

Microshift ADVENT-X CLUTCH 10-Speed Rear Derailleur Medium Black Compatio_Enriched stretch his legs and standWith a raceworthy weight and the right gearing for any situation, microSHIFT's top of the line ADVENT X rear derailleur delivers high end performance without high end headaches. By using a 10 speed chain and wide range 11 48t cassette with predictable, evenly spaced gear steps, ADVENT X allows you to find the right gear even in challenging conditions. Add in microSHIFT's proprietary ratchet and pawl clutch, larger pulleys with taller teeth for better