{"product_id":"857564","title":"Bigsby VINTAGE B7-12 Tremolo Unit 60's Nickel","description":"This is a Bigsby B-7 tremolo unit, which is presumably removed from an ES-335TD-12 from the 1960s.\u003cbr\u003e\u003cbr\u003e Features such as 12 string pins, a patent number marked \"No. D-169, 120,\" a tremolo arm with set screws (the screws may have been replaced), and the \"LP\" stamp used for Gibson shipments are visible. There are signs of grinding on the sides of the unit. The springs have been replaced.\u003cbr\u003e\u003cbr\u003e A B7 chord for 12-string guitars is quite rare, and finding one can be extremely difficult.\u003cbr\u003e\u003cbr\u003e Accessories: Set screws (replacement parts)\u003cbr\u003e\u003cbr\u003e Heartman Vintage Guitars is a specialty store for vintage guitars and basses operated by Ikebe Musical Instruments.","brand":"Bigsby","offers":[{"title":"Default Title","offer_id":43193382076529,"sku":"857564","price":894.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/4173\/0673\/files\/VINTAGE_B7-12_Tremolo_Unit_60_s_Nickel_01.jpg?v=1777877042","url":"https:\/\/global.ikebe-gakki.com\/products\/857564","provider":"Ikebe Musical Instruments Store","version":"1.0","type":"link"}