CNC INC Bicycle Seatpost 31-6mm Bike Seatpost 350mm

Specification: Material: 6061-T6 Aluminum Alloy, stronger, light weight and durable. Diameter: 27.2/31.6mm. Total Length: 350/300mm. Tube Length: 325mm(27.2/31.6×350)/260mm(31.6×300). Head Length: 25mm(27.2/31.6×350)/40mm(31.6×300). Weight: 305g(27.2 x 350mm), 335g(31.6 x 350mm), 290g(31.6 x 300mm). Tube thickness:3mm. Strength: 4.9 levels ultra high strength, maximum of 580lbs. Color:black. Features: The seatpost head with 2 pcs M6 bolts clamp design is easy to install a bike seat, or adjust small saddle tilt angle through micro adjustment of the bolts. Universal replacement seatpost for most bikes such as mountain biking, track bike, fixed gear bike and so on. Package includes: 1 * Bike Seatpost Attention: Normally it's not supposed to put over 220 lbs(100kg) on this seat post. Please measure the bicycle seatpost diameter before purchasing. While installation, the seat post insertion length should not be less than the minimum safety insertion line as marked.