27.2/30.9/31.6

Model: Suspension seatpost Damping: Coil Spring Shock absorber travel: 50mm Color: Black, Red, Material: 6061-T6 Aluminum Alloy Diameter: 27.2/30.9/31.6 High-strength aerospace aluminum alloy tube, 50mm adjustable preload suspension travel, standard clamp with 2-bolts ensure safety in riding. Coil spring damping offer comfortable experience