Robust material Our bicycle handlebar calibrator is built for long rides and daily use. It features a high strength ABS body and soft non slip silicone pads, providing strong resistance to drops and slippage and delivering reliable results for a safer cycling experience. Easy to use and compatible Equipped with a USB-C charging port and suitable for handlebar sizes from 22.2 to 31.8 mm. This lightweight, portable tool ensures easy and accurate calibration wherever you ride. A must for enthusiastic cyclists. Saddle position adjustment Riders can tailor saddle position to different needs, not only the handlebar. By adjusting the saddle, overall ride comfort improves step by step for every user. Simple precision Achieve accurate alignment without professional skills. Mount the calibrator in the middle of the handlebar and align the beams to the center of the tire, saving time and effort. Use scenarios - Before a long ride or daily commute to verify precise handlebar alignment and enhance control. - After changing handlebars or adjusting components, to recheck overall fit and comfort. - When fine tuning saddle height and position for improved comfort during training or regular use.