Bicycle Chain wear Indicator Stretching Chain Gauge Testing Tool Bike Chain Checker Chain wear Indicator Tool Mountain Road Bike MTB Chain Measuring Ruler -1pcsBrand:Entersports Item identifier:1367040958913533-2084644719287293 Product Description About this item The parking tool chain checker is made of high quality metal. It is sturdy and wear-resistant, making it a useful tool for bike maintenance without breaking worn chains or causing damage to other components. The Bicycle chain measuring tool can be used on all chains of any type of bike, city bike/electric bike/mountain bike MTB/ race bike/folding bike. Product name: Parking tool chain inspector Material: Metal Product color: Black Pros: The bicycle chain measuring tool is a must-have for cyclists and works with all chains. With the dual measurement design, you can determine if the chain condition needs to be replaced. It is convenient for you to use and make your riding smoother. The chain wear indicator tool is simple to operate, just place the inspector on a section of the chain and see if the chain inspector is completely flat on the chain. If so, replace the chain. However, if the chain checker is upright at 0.75% of the end, the chain can still be used. Products include: Bicycle chain checker*1pcs