{"product_id":"cc-4-2-chain-checker-tool","title":"CC-4.2 Chain Checker Tool","description":"\u003cp\u003eA worn bicycle chain can cause poor shifting and expensive drivetrain damage. The Park Tool CC-4.2 Chain Checker is a drop-in gauge that measures chain wear accurately. It contacts the chain in three places, eliminating guesswork. Compatible with 5 to 13-speed and single-speed chains, it indicates wear at 0.5%, 0.75%, and 1.0%, matching manufacturer replacement recommendations.\u003c\/p\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eMeasures bicycle chain wear accurately, preventing expensive drivetrain damage\u003c\/li\u003e\n\u003cli\u003eLaser-cut design contacts the chain at three points, providing quick and precise wear measurement\u003c\/li\u003e\n\u003cli\u003eCompatible with 5 to 13-speed derailleur chains and single-speed chains\u003c\/li\u003e\n\u003cli\u003eIndicates chain wear at 0.5%, 0.75%, and 1.0%, aligning with manufacturer recommendations for replacement\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Park Tool","offers":[{"title":"Default Title","offer_id":46793069560056,"sku":"CC-4.2","price":19.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0357\/3930\/4074\/files\/TL0869.jpg?v=1756885677","url":"https:\/\/shopbikesupply.com\/products\/cc-4-2-chain-checker-tool","provider":"Sierra Bicycle Supply","version":"1.0","type":"link"}