{"product_id":"ratio-by-graph-tech-model-4221-c0-23-1-to-48-1-bass-2x2-f-style","title":"Ratio by Graph Tech Model # 4221-C0 (23:1 to 48:1) Bass 2X2 F Style","description":"\u003cp\u003eThe \u003cstrong\u003ePRB-4221\u003c\/strong\u003e is a right-handed set of RATIO® Calibrated Machine Heads for BASS that use a 2 x 2 configuration.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eIn order to achieve higher gear ratios, \u003cstrong\u003eRatio are the world's \u003cem\u003efirst\u003c\/em\u003e machine heads using a double envelope gear design with a hardened steel gear. Amazingly smooth and super strong.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eGear ratio: unique for each string position - one turn-one tone\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePeg holes diameter required: 0.720\" (18mm)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eString post diameter: 0.547\" (13.9mm)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eString post length to string hole: 0.807” (20.5mm)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight per single machine head: 3.5oz (99.3g)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight per set of four: 14oz (397g)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eString diameter up to 130 gauge\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eIncludes 4 machine heads, mounting screws and bushings\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Graphtech","offers":[{"title":"Default Title","offer_id":67099189117169,"sku":"GTRB422","price":149.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0557\/6320\/6321\/files\/DSC_1257.webp?v=1790659251","url":"https:\/\/guitarfactory.com.au\/products\/ratio-by-graph-tech-model-4221-c0-23-1-to-48-1-bass-2x2-f-style","provider":"Guitar Factory Parramatta","version":"1.0","type":"link"}