{"product_id":"threaded-2-1-4-8-backplate-for-6-3-or-4-jaw-chucks-3900-3322","title":"THREADED 2 1\/4\"-8 BACKPLATE FOR 6\" 3 OR 4 JAW CHUCKS (3900-3322)","description":"\u003cp\u003eThreaded 2 1\/4-8 Backplate\/Adapter for 6\" Lathe Chucks No bolt holes. Machining is required before mounting your chuck to ensure concentricity. For 3 \u0026amp; 4-jaw chucks. Shipping Weight: 6 lbs\u003c\/p\u003e","brand":"MACHINEX","offers":[{"title":"Default Title","offer_id":52485444337975,"sku":"3900-3322","price":94.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/0082\/6679\/files\/3900-3322_3900-3304_2026_20a_3.jpg?v=1781639952","url":"https:\/\/machinexsupplies.com\/products\/threaded-2-1-4-8-backplate-for-6-3-or-4-jaw-chucks-3900-3322","provider":"MACHINEX Supplies","version":"1.0","type":"link"}