{"product_id":"graphtech-ratio-open-back-acoustic-3-3-skeleton-button-machine-heads-gold","title":"GraphTech RATIO Open Back Acoustic 3+3 Skeleton Button Machine Heads ~ Gold","description":"\u003cp\u003eThe PRN-3411 is a right-handed set of open-back RATIO® Calibrated Machine Heads for acoustic guitars that use 3+3 side tuners.\u003c\/p\u003e\n\u003cp\u003eIt has an intricate skeletonized button and finish selection.\u003c\/p\u003e\n\u003cp\u003eGear ratio: unique for each string position - one turn-one tone\u003cbr\u003ePeg holes diameter required: 0.346\" (8.8mm)\u003cbr\u003eString post diameter: 0.236\" (6mm)\u003cbr\u003eString post length to string hole: 0.827” (21mm)\u003cbr\u003eWeight per single machine head: 0.055lbs (25g)\u003cbr\u003eWeight per set of six: 0.331lbs (150g)\u003cbr\u003eString diameter up to 72 gauge\u003cbr\u003eIncludes 6 machine heads, mounting screws and bushings\u003c\/p\u003e","brand":"GraphTech","offers":[{"title":"Default Title","offer_id":51855768682825,"sku":"PRN-3411-G0","price":99.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0889\/9330\/0809\/files\/PRN_3411_G0_1_b9d6d9e1-7400-4865-b46a-40197053ac0f.jpg?v=1742230576","url":"https:\/\/jhs-b2b-test.myshopify.com\/products\/graphtech-ratio-open-back-acoustic-3-3-skeleton-button-machine-heads-gold","provider":"JHS B2B 2025","version":"1.0","type":"link"}