{"product_id":"willies-custom-brass-willies-trombone-mouthpiece-universal-alto-alto-gp-finish-6s","title":"willie's Custom Brass Willie's Trombone Mouthpiece Universal Alto Alto GP Finish (6S)","description":"An alto model created in response to the request of Peter Kellner. Fully utilizes the potential of the Thyne Universal alto trombone. Supervisor: Peter Kellner GP finish, rim diameter 25.40 (mm), throat diameter 5.80 (mm), similar to other companies' sizes: Bach 6-1\/2C \n\u003cbr\u003e\u003cbr\u003e \u003cbr\u003e\u003cbr\u003e","brand":"Mega Shop Japan","offers":[{"title":"Default","offer_id":49162094149952,"sku":"B087718NTK","price":479.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/2584\/0704\/files\/71OA4rQjmyL._AC_US1200_0969413e-6d34-4156-a67a-03bef80045f2.jpg?v=1719153527","url":"https:\/\/megashopjapan.com\/products\/willies-custom-brass-willies-trombone-mouthpiece-universal-alto-alto-gp-finish-6s","provider":"Mega Shop Japan","version":"1.0","type":"link"}