{"product_id":"cw-204","title":"Emerson 500 Series Knob","description":"\u003cp\u003eThese knobs were used on many radios in the 500 model series. Some used a brown or reddish knob rather than black, but all I have available at this time is black or ivory. Both knbs have a serrated bottom edge.\u003c\/p\u003e\r\n\u003cp\u003emodels: 503, 504, 507, 509, 510, 512 (brown), 515, 516, 518 (reddish\/brown), 520 (ivory), 522, 539 (brown), 543, 544 (brown), 581, 595, 599, 642, 652, 700, 702, 539 (black)\u003c\/p\u003e\r\n\u003cp\u003eDimensions: 1\" diameter, 1\/2\" tall, 1\/4\" hole, fits onto a slotted 1\/4\" shaft.\u003c\/p\u003e","brand":"Renovated Radios","offers":[{"title":"ivory","offer_id":51405863452993,"sku":"k66-ivory","price":11.0,"currency_code":"USD","in_stock":true},{"title":"black","offer_id":51405863485761,"sku":"k66-black","price":11.0,"currency_code":"USD","in_stock":true},{"title":"brown","offer_id":51405863518529,"sku":"k66-brown","price":11.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/8160\/5953\/files\/Emerson-k66.jpg?v=1771523234","url":"https:\/\/renovatedradios.com\/products\/cw-204","provider":"Renovated Radios, LLC: Reproduction Vintage Radio Parts","version":"1.0","type":"link"}