Spank Spike 160 Saddle - Black/Grey Dirt Works RD Protection Function: A new

RD Protection Function: A new automatic impact recovery function instantly returns the derailleur motor to its original position after impact

Accuracy: ±1%Max Slope: 18%Power Meter: YesPairing Shimano Di2®: Thanks to integration with Shimano Di2®—activatable on My E-Training—your trainer is more functional than ever

is also lighter than comparable nylon thread

SUGGESTED USE: Take 1 - 3 servings per day depending on your diet and activity level

Redesigned internal shifting unit

Spank Spike 160 Saddle - Black/Grey Dirt Works RD Protection Function: A newSpank 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