The SYNCROS Duncan SL Aero 20 mm offset seatpost is a superlight, D‑shape carbon post engineered for Scott Addict RC, Addict Gravel, and Addict eRIDE frames. Its optimized unidirectional carbon layup balances stiffness, comfort, and minimal weight, while the 2‑bolt clamp secures a wide range of saddle rails ahead of the seat tube.

• Superlight UD carbon construction
• 20 mm setback
• 400 mm length
• Compatible with 7 × 7 mm and 7 × 9 mm carbon rails (adapter included)
• Black matt finish