NEW Zipp Service Course SL Seatpost, Carbon, 400mm Length, Matte Black, C2 Diameter:27.2mm Ramped paddle shaped center knobs

Ramped paddle shaped center knobs roll efficiently and provide excellent traction for climbing and braking

Whether you're training indoors or out

Larger X-SYNC pulleys offer increased durability and efficiency

Three rubber bases included: two types of cones (one installed)

Settings include full strength in proximity and distance modes

NEW Zipp Service Course SL Seatpost, Carbon, 400mm Length, Matte Black, C2 Diameter:27.2mm Ramped paddle shaped center knobsThe carbon Service Course SL seatpost is specifically tuned to be more shock absorbing than the comfort seatposts on the market. Flex engineered into the lightweight carbon tube keeps the rider comfortable over any terrain. Better fit means better performance, and if your saddle is out of position, youll waste energy with every pedal stroke. The secure, two bolt clamp makes for easy micro adjustments of saddle position, and the head has been