Longacre® 52-50556 Tire Durometer/Tread Depth Gauge w/ Case

Tire hardness has a huge effect on your car's performance - a tire too hard won't bite and a tire too soft may wear quickly or even ball up This easy-to-use tool will quickly, accurately, & easily help you keep track of your tire's hardness, allowing you to maximize your potential on-track Comes with both a tire durometer and tread depth gauge - plus a hard carrying case and two protective storage pouches Reads from 0-100 points (shore 'A' scale) and the dial can be 'zeroed' Straight edge on base to 'rock' durometer for more consistent results and features a non-slip coating for a comfortable and improved grip