Premium Bike Seat Post - 25.4mm to 31.6mm Diameter, 350mm Length (13.8in) - Universal Fit for Mountain Bikes, Road Bikes & Most Bicycles | Durable Single Screw Seat Tube for Comfortable Cycling & Commuting

Condition: 100% Brand New and High QualityInstallation Tips:1.Please do measure and confirm the exact post diameter that you need for your bike before purchasing,thank you for your support.2.If you find it hard to turn the fixing bolt at first time, please insert the post into bike frame hole and lock theseatpost clamp, then you can turn the bolt easily with a hexagon screwdriver. After the bolt is moved at first time, itcan be moved easily afterwards.Specifications\u200bLength:350mmMaterial: AluminiumTo fit frame seatpost hole:25.4mm,27.2mm,28.6mm30.4mm,30.8mm,31.6mmColor:blackWeight:about 400gTube thickness:2.5mm,high strengthFeatures:Replacement seatpost for most bikePackage includes:1 X Bike SeatpostPay attention:1.And TheReason Of Light, Various Factors May Cause The Color Of The Actual Product To BeSlightly Different From The Color On The Web Page Photo.2. Due to manual measurement, there will be an error of 1-3mm, please forgive me.3.Normally it's not supposed to put over 220 lbs(100kg) on this seatpost.4.If you have any questions about our bicycle pedals, please feel free to contact us, all questions will be replied to you within 24 hours, and give you a satisfactory reply.Note:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!