Spank Spike 160 Saddle - Black/Orange cassons Their narrow-wide design provides efficient

Their narrow-wide design provides efficient drive and maximum chain security

it has been synonymous with reliability

TechSilk™ Shell:

stronger evolution of SHIMANO's pioneering chain-stabilizing SHADOW RD+ concept

Rear 12X148 Boost

Spank Spike 160 Saddle - Black/Orange cassons Their narrow-wide design provides efficientSpank Spike 160 Saddle Features Race Inspired Minimal Profile Design With A Firm And Supportive UpperSmooth Surface Contour And Outer Edges Maximize Maneuverability And Reduce Snagging On ShortsAdaptive Edges In High Friction Areas Contour To The Riders Shape And MovementCo Molded Construction With Reinforced Impact Zones And Tuned Flex PointsLow Friction Synthetic Skin With Anti Slip Zones Specificatios Material Upper: 3D Co Molded Foam And Durable