{"product_id":"new-problem-solvers-singlespeed-cog-21t-fits-problem-solvers-carrier-or-6-bolt-hubs","title":"NEW Problem Solvers Singlespeed Cog 21t fits Problem Solvers Carrier or 6-bolt hubs","description":"Problem Solvers Singlespeed 6-bolt Cogs are designed to be used with the Problem Solvers Cog Carrier.\u003cbr\u003e\u003cbr\u003e\n          \u003cul\u003e\n          \u003cli\u003eCompatible with 3\/32\" and 1\/8\" chains\u003c\/li\u003e\n\u003cli\u003eCog is also 6-bolt rotor mount compatible for fixed gear use (see instructions for applicable warnings)\u003c\/li\u003e\n          \u003cli\u003eTooth Count: 21 \u003c\/li\u003e\n\u003cli\u003eCassette Body Type: Single Cog Driver \u003c\/li\u003e\n\u003cli\u003eDefined Color: Silver \u003c\/li\u003e\n\u003cli\u003eMaterial: Steel \u003c\/li\u003e\n\u003cli\u003eDrivetrain Speeds: 1 \u003c\/li\u003e\n          \u003c\/ul\u003e\n          ","brand":"Quality Bicycle Products","offers":[{"title":"Default Title","offer_id":39933109010492,"sku":"210000045791","price":19.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5585\/products\/73056abb90d03180e05a48597f9a7f50_af31785e-f28b-4cdc-8bbf-4e4d23a33050.jpg?v=1738253680","url":"https:\/\/aroundthecycle.com\/products\/new-problem-solvers-singlespeed-cog-21t-fits-problem-solvers-carrier-or-6-bolt-hubs","provider":"Around the Cycle","version":"1.0","type":"link"}