- Spring Coil Suspension: Experience enhanced comfort with our built-in spring coil and shock absorber rubber design, which effectively absorbs vibrations while riding. Fine-tune the rebound force by adjusting the bottom screw, with a suspension travel of 40mm (1.65 inches) for optimal impact management. - Installation and Adjustment: Ensure the correct diameter for installation, available in sizes: 27.2mm, 28.6mm, 30mm, 30.4mm, 30.9mm, 31.6mm, and 33.9mm. Check your seat post diameter before purchasing. The adjustable clamping angle allows saddle positioning from -5 degrees to +18 degrees, with a clamp offset of 14mm for customized comfort. - Seat Tube Specifications: Crafted from durable 6061-T6 Alloy Aluminum, this seat post measures 27.2mm in diameter and 350mm in length. It features a 40mm adjustable preload suspension travel, a 14mm offset, and weighs approximately 490g (1.08 lbs). Compatible with seatpost shims for various sizes (27.2mm to 33.9mm). - Compatibility: Designed for a wide range of cycling applications, including fixed gear bikes, road bikes, mountain bikes, and more. Supports rider weights from 50kg (110lbs) to 100kg (220lbs). Adjust the bottom screw clockwise for heavier riders or anticlockwise for lighter ones. - Use Scenarios: Ideal for mountain biking on rough trails, commuting on city roads, or enjoying leisurely rides with family. This seat post enhances your cycling experience by providing a smoother ride, reducing fatigue, and allowing for personalized adjustments based on rider preference.