Service Course

The Zipp Service Course seatpost is built for riders who expect dependable performance without unnecessary complications. Constructed from 6061 aluminum, it delivers an increased stiffness-to-weight ratio that helps keep your saddle stable and your ride predictable. Steel hardware adds long-term durability, while the bead blast black finish gives it a clean, understated look that suits a wide range of bikes.

• 6061 alloy construction for a favorable stiffness-to-weight ratio
• Steel hardware for reliable, lasting clamping
• Bead blast black finish for a subtle, pro-level aesthetic
• Available in 27.2mm and 31.6mm diameters, with 0mm or 20mm offset options