The eeSilk+ suspension seatpost increases travel to 35mm, providing additional comfort and compliance to any bike without adding unnecessary weight. Designed to noticeably soften any gravel or mixed-surface road, these posts make great enhancements by reducing the chatter transmitted from the surface to the rider. Forged aluminum with machined finish. Stainless steel pivot axles and hardware. 387mm seatpost features a 287mm max extension and 80mm min extension. 35mm of vertical compliance (travel). #5 elastomer comes pre-installed and can be tuned to rider weight through a simple elastomer change. Optional weight elastomers sold separately. 250lb rider weight limit. Item Specifications: Length: 387, Travel (mm): 35, Max Height: 287, Material: Aluminum, Clamp Style: Std Rails, Offset (mm): 12, Color: Silver, Min Height: 80, Weight: 373, Diameter: 27.2, Defined Color: Silver,