Caswynlife Bike Seatpost 31.8mm 33.9mm x 580mm Aluminum Alloy

Details

• Dual-Bolt Secure Clamping: Dual bolt adjustment system delivers precise saddle positioning and enhanced stability for confident riding on folding bikes and urban commutes.
• 580mm Extended Length: Extra-long 580mm shaft offers generous height adjustability to accommodate riders of varying statures and diverse frame geometries.
• Lightweight Aluminum Alloy: Precision-engineered aluminum alloy construction balances low weight with dependable structural integrity for responsive handling and fatigue-free pedaling.
• Reinforced 2.5mm Wall Thickness: Thickened 2.5mm tube walls provide increased and load-bearing resilience, perfect for frequent folding, commuting, and light use.
• Standard 31.8mm and 33.9mm Diameters: Includes both 31.8mm and 33.9mm options - verify your bike's seat tube inner diameter BEFORE ordering; refer to manufacturer sizing, NOT size charts.