{"product_id":"runwell-njs-chainring-gauge","title":"Runwell NJS Chainring Gauge","description":"It rarely gets more specialized than this, and Runwell does it best. The NJS Chainring Gauge is designed to measure the chainline on Keirin track bikes, which according to the rules should be 42 mm ± 2 mm. For those who want to inspect their NJS-certified bike and follow the rulebook or just love geeky gadgets, made of stainless steel.\u003cbr\u003e\u003cbr\u003eMade in Japan","brand":"Runwell","offers":[{"title":"Default Title","offer_id":56085643362629,"sku":"NJSChainringGauge","price":11.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/7406\/6245\/files\/188496407-origpic-e7c63c.png?v=1761678844","url":"https:\/\/www.urbanbikewear.com\/en-eu\/products\/runwell-njs-chainring-gauge","provider":"urbanbikewear.com","version":"1.0","type":"link"}