{"product_id":"surly-track-cog-silver","title":"Surly Track Cog, Silver","description":"\u003cp\u003e\u003cspan\u003eSurly track cogs are threaded the same as a BMX freewheel (1.375 x 24 tpi right-hand threads). This means that they will fit on single-speed rear hubs, as well as BMX freewheel hubs, but this application is not recommended. Track cogs are meant to work on track hubs only.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e- 415 hardened chromoly steel\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- 1.375\" x 24 tpi\u003c\/span\u003e\u003c\/p\u003e","brand":"Surly Bikes","offers":[{"title":"1\/8 16T","offer_id":53122275541281,"sku":null,"price":58.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2340\/0283\/files\/eyJidWNrZXQiOiJ3ZWItbmluamEtaW1hZ2VzIiwia2V5Ijoic2N2XC9pbWFnZXNcL3Byb2RpbWdcLzE0NDAzXzEuanBnIiwiZWRpdHMiOnsicmVzaXplIjp7IndpZHRoIjo0ODAsImhlaWdodCI6NDgwLCJmaXQiOiJpbnNpZGUiLCJ3aXRob3V.jpg?v=1785397404","url":"https:\/\/treadlybikeshop.com.au\/products\/surly-track-cog-silver","provider":"Treadly Bike Shop","version":"1.0","type":"link"}