ACCURATE MEASUREMENT: Our belt tension gauges are equipped with clear, easy-to-read markings to fast and accurate tension measurements. This tool is critical for proper vehicle alignment and helps extend the life of your belt with accurate settings. USER-FRIENDLY DESIGN: Simply align the small "O" with the 10 lb. mark and then angle the U-bracket 90° to the bottom of the belt. Align the large "O" with the reference point and measure the deviation to easily achieve optimum tension. Sturdy U-Bracket: Our belt tension gauges utilize a universal U-bracket to hold the belt securely in place during adjustment. This design minimizes friction and extends the life of the belt by ensuring proper tension for a wide range of vehicles. Versatile: Ideal for motorcycles, ATVs and other vehicles with auxiliary transfer belts, this tool supports a variety of belt maintenance tasks. Whether you are replacing, adjusting or repairing, it is the perfect addition to your toolkit. Colour:As Shown Material:Metal Package Contents: 1 * Belt tensioners Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.