ADVENT X Rear Derailleur - 10-Speed, Medium Cage, Black, With Clutch cleat cover Lightweight fabric and minimal construction

Lightweight fabric and minimal construction allows gilet to be packed into your jersey pocket when it isn't needed

Even lighter than Sirrus X 2

Clean hands

Top class modulation and a consistent bite point will inspire confidence for many miles

ADVENT X Rear Derailleur - 10-Speed, Medium Cage, Black, With Clutch cleat cover Lightweight fabric and minimal constructionWith 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