Description: 【Quality Material】: Bike fork guide cycling part is made of quality alloy material, which is durable and sturdy, can be used for a long time. 【Functional】The bike fork and seatpost cutting saw guide ensures that you accurately cut these components to the appropriate length.Fits round tubes from 17mm to 39mm in diameter. 【Design】Our specially designed extra-large rail provides enhanced stability and accuracy when cutting fork steerers, handlebars, and seatposts. 【Practical】With the efficient and reliable cutting saw guide, you can modify your bike with ease. Whether you're a professional or a DIY enthusiast, this bicycle seatpost cutting blades tool will make your bike customization projects more convenient and enjoyable. 【Application】: This tool is designed for cutting various round tubes such as front forks, handlebars, and seatposts. It can effectively cut through copper, steel, titanium, aluminum alloy, and carbon fiber tubes. Specification: Material: Alloy Size Chart: 11.2cmx4.7cm/4.41inchx1.85inch Package Includes: 1 Piece Bike Fork Guide Cycling Parts Note: Please allow slightly errors due to manual measurement and different monitors.