{"product_id":"tsubaki-80b21-sprocket-plain-80-chain-size-1-bore-dia-21-of-teeth","title":"Tsubaki 80B21 - Sprocket, Plain, 80 Chain Size, 1 Bore Dia., 21 # of Teeth","description":"\u003cp\u003eSprocket, Bore Diameter 1 in, For Chain Pitch 1 in, For Number of Strands Single, Hub Type One Side, Material Steel, Maximum Bore Diameter 2 3\/4 in, Number of Teeth 21, Outside Diameter 7.24 in, Pitch Diameter 6.71 in, Bore Type Plain, Chain Number 80, Finish Black Oxide, For Pitch Type Single Pitch, Hub Diameter 4 1\/4 in, Hub Projection 1.175 in, Includes Set Screws, Keyway Yes, Keyway Depth 1\/8 in, Keyway Width 1\/4 in, Length through Bore 1 7\/8 in, Material Grade 1045\u003c\/p\u003e","brand":"Tsubaki","offers":[{"title":"Default Title","offer_id":67610744881246,"sku":"80B21","price":105.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z2I2Hzfo5oy_cbd9c4b6-4822-4273-b182-707726047af1.jpg?v=1791009297","url":"https:\/\/nationalboilersupply.com\/products\/tsubaki-80b21-sprocket-plain-80-chain-size-1-bore-dia-21-of-teeth","provider":"National Boiler Supply","version":"1.0","type":"link"}