- Suitable for: Universal 25.4x150mm bicycle seatpost fits a wide range of mountain and road bicycles, compatible with most bike models including electric bicycles and mountain bikes. - Specification: Length 150mm (5.91 in); Diameter 25.4mm (1.00 in). Equipped with a flipping rod to fold the saddle and facilitate battery removal on electric bicycles. Provides convenient folding and shrinking of the seat area. - Product benefits: Ergonomic design helps riders find an easy riding posture, contributing to enhanced comfort and reduced fatigue over long distances. Integrated anti-theft locking feature adds security when leaving the bike unattended. Folding capability supports quick maintenance and easier access on e-bikes. - Performance and compatibility: Universal fit for many frames, enabling reliable daily use across compatible models. Designed for smooth folding and secure seating adjustments. - Easy installation: Detach your current seat by loosening the bolts and removing the existing seatpost. Once the new seatpost is in place, install the entire assembly into the bike frame, secure it, and adjust to your preferred riding position. - Use scenarios: - On an electric bicycle, use the flipping rod to fold the saddle and access the battery for removal or service. - For long rides, leverage the ergonomic design to maintain comfortable posture and reduce fatigue. - In shared or outdoor settings, rely on the anti-theft locking feature to improve security when parked.