35/40cm

Specifications: Brand: RXL SL Material: Carbon Fiber Appearance: 3K Matte/Glossy Color: Black Diameter: 27.2/30.8/31.6mm Length: 350/400mm Weight: Around 180g Used: Road bike, MTB,TT bike, track bike and so on Offset: 25mm Torque: 4 Nm Feature: Easy to install and remove, adjustable saddle angle. Precautions: 1,As the frame seat is 27.2mm, need to buy less than 27.2 caliber seat post to install 2,We produced all the seat tube diameter will be less than the size of the label 3,Seatpost Diameter is 26.8 ~ 27.2mm Used in frame seatpost 27.2mm 4,Seatpost Diameter is 30.6 ~ 30.8mm Used in frame seatpost 30.8mm 5,Seatpost Diameter is 31.4 ~ 31.6mm Used in frame seatpost 31.6mm 6,Some customers to buy the frame seatpost diameter is not standard, resulting in the seatpost can not be installed, please be sure to check，The seatpost needs to be properly secured using the seatpost clamp Note: This seat post is suitable for attachment to a saddle with a hole. If there is no hole in the saddle, we recommend using a hexagon wrench to tighten the screw. Tighten the screws. Since it is made of carbon, we recommend tightening the body to support it by tightening with your hands. Cracks can occur when strong tensions occur。