Sram 11 Speed X-Horizon derailleurs, 12T Ceramitech Pulley Set (set of 2) Dub ATTENTION: Always "chase and face"

ATTENTION: Always "chase and face" your frame bottom bracket shell before installation

Praxis™ and M30® are registered trademarks of Praxis Works LLC

some minor fitting is requited with mechanical shifting systems due to unorthodox semi-internal cable routing through the frame BB shell

and this means not just wattage-sucking

Each pulley cog set features DELRIN® 510GR construction

Sram 11 Speed X-Horizon derailleurs, 12T Ceramitech Pulley Set (set of 2) Dub ATTENTION: Always "chase and face"Info Product Intro Vid Maintenance Vid Rock solid chain control means crisper shifts while Ceramitech bearings channel all your hard work to the ground. Each cog set features DELRIN 510GR construction, a fiber reinforced polymer specially suited to high strength situations where resistance to deflection is paramount, such as every time you shift. The Sram Ceramitech bearings are in molded for absolute security and durability as well as ease of