{"product_id":"3-3-jaw-chuck-threaded-backplate-1-2-20-3900-3109","title":"3\"1\/2-20 3 JAW CHUCK THREADED BACKPLATE (3900-3109)","description":"\u003cp\u003e3\" 1\/2-20 Threaded Backplate for a 3-Jaw Chuck 3 Pre-drilled holes. Fits most plain back chucks. Made of high grade casting steel. Assembly instructions included. Bolt circle is 2.6\". Shipping Weight: 2 lbs\u003c\/p\u003e","brand":"MACHINEX","offers":[{"title":"Default Title","offer_id":52485360451895,"sku":"3900-3109","price":37.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/0082\/6679\/files\/3900-3109_3900-3107a_5.jpg?v=1781638049","url":"https:\/\/machinexsupplies.com\/products\/3-3-jaw-chuck-threaded-backplate-1-2-20-3900-3109","provider":"MACHINEX Supplies","version":"1.0","type":"link"}