NEW Ritchey Logic 1-1/8" Threaded Headset: EC34/28.6 EC34/30, Silver shifter_12speed Brake Caliper Mount: Post Mount

Brake Caliper Mount: Post Mount

Magnesium master cylinder

thanks to the spine mount and lock ring design

Also compatible with Shimano/SRAM 8-10sp cassettes with spacer

ISO Diameter: 559 / 26" mtn

NEW Ritchey Logic 1-1/8" Threaded Headset: EC34/28.6 EC34/30, Silver shifter_12speed Brake Caliper Mount: Post MountTraditional threaded headset with loose bearings in a race. Smaller upper bearing to save weight Lightweight, precision machined aluminum cups Deep cups for solid insertion Upper Stack Height: 26 S. H. I. S. Stem Clamp Diameter: 28. 6 26tpi Quill Defined Color: Silver S. H. I. S Lower: EC34 Weight: 140 Crown Race: 30 Bearing Type: Cup and Cone Color: Silver Black S. H. I. S Upper: EC34 Lower Stack Height: 10. 7