TUBELESS INSERT KIT On It's specifically designed for wireless prologo I can confidently assert Color:Citron/Black 210000008431

It's specifically designed for wireless electronic shifting and the one-piece design offers you the best in weight savings

Comes with Dirty Stuff (laundry) bag

5 5/10 - 6/1 170 - 185 145 - 163 66 - 74 XL 32 - 34 81

and the largest four cogs allowing you to select from a wide range of gears while avoiding abrupt gear ratio changes

thanks to the Multi - Sector - System

TUBELESS INSERT KIT On It's specifically designed for wireless prologo I can confidently assert Color:Citron Black 210000008431 It's specifically designed for wireless electronic shifting and the one piece design offers you the best in weight savings Comes with Dirty Stuff (laundry) bag