Material and construction - Material: 6061-T6 Alloy Aluminum - Diameter: 33.9 mm (compatible with 27.2 suspension seatpost using 27.2–33.9 post shim) - Length: 350 mm - Weight: approx 570 g (1.25 lbs) Suspension and damping - Travel: 40 mm adjustable preload suspension travel - Offset: 14 mm - Damping: coil spring with built-in damper rubber to absorb vibration and improve ride comfort - Rebound: adjustable by tightening or loosening the bottom screw Installation and compatibility - With adjustable head for easy setup - Standard clamp with 2-Bolt Zero Offset head clamp - Compatible fit: 27.2 suspension seatpost with 27.2–33.9 post shim Key benefits - Enhances comfort on rough pavement by absorbing bumps and reducing rider fatigue - Tailorable ride feel with adjustable travel and rebound for different conditions - Durable, lightweight aluminum construction for reliable long-term use - Easy to install and adjust, suitable for a variety of bike setups Use scenarios - Daily city commuting on rough or potholed streets to smooth the ride - Gravel or light trail riding where extra seatpost travel improves comfort - Long-distance rides where maintaining a comfortable seated position matters This description preserves the original specifications and functions while presenting clear benefits and practical applications.