{"product_id":"3-d-ring-binder-mechanism-a5-american-quarto-options","title":"3 D Ring Binder Mechanism A5 \u0026 American Quarto Options","description":"\u003cstyle\u003e\na {\n    text-decoration: none;\n    color: #464feb;\n}\ntr th, tr td {\n    border: 1px solid #e6e6e6;\n}\ntr th {\n    background-color: #f5f5f5;\n}\n\u003c\/style\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe 3 D Ring Binder Mechanism is a durable D‑shape ring mechanism, designed for riveting securely to the back cover of binders and folders. Engineered for professional stationery and binder manufacturing, this mechanism provides smooth operation, secure page retention, and long‑term reliability.\u003c\/p\u003e\n\u003cp\u003eDesigned to accept 3 D‑shaped rings, this range is available for different document formats, making it suitable for office binders, presentation folders, and bespoke stationery products. The D‑ring profile allows documents to sit flatter against the spine, improving organisation and maximising usable sheet capacity compared to traditional round rings.\u003c\/p\u003e\n\u003cp\u003eSuitable for trade, commercial, and manufacturing environments, these 3 D ring mechanisms are a dependable solution for producing high‑quality binders and folders.\u003c\/p\u003e\n\u003ch2\u003e3 Ring Mech Options\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e3 D Ring Mechanism – A5 Sheet Length\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRing Spacing: 70‑70mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e3 D Ring Mechanism – American Quarto (280mm)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRing Spacing: 108‑108mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAll variants are designed specifically for rivet fixing to the rear cover of binders.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e 3 D ring binder mechanism\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Shape:\u003c\/strong\u003e D‑shaped\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Count:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Rivet‑mounted to back cover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSheet Compatibility:\u003c\/strong\u003e A5, American Quarto (280mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Binders, folders, stationery manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Flexible Reinforcements","offers":[{"title":"3-D-16 (21) 280mm","offer_id":56738070364540,"sku":"DMEC0045","price":0.95,"currency_code":"GBP","in_stock":true},{"title":"3-D-25 (21) 280mm","offer_id":56738070397308,"sku":"DMEC0042","price":1.05,"currency_code":"GBP","in_stock":true},{"title":"3-D-40 (27) 280mm","offer_id":56738070430076,"sku":"DMEC0049","price":1.25,"currency_code":"GBP","in_stock":true},{"title":"3-D-52 (27) 280mm","offer_id":56738070462844,"sku":"DMEC0043","price":1.5,"currency_code":"GBP","in_stock":true},{"title":"3-D-55 (38) 280mm","offer_id":56738070495612,"sku":null,"price":2.0,"currency_code":"GBP","in_stock":true},{"title":"3-D-65 (38) 280mm","offer_id":56738070528380,"sku":"DMEC0041","price":2.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/1487\/8104\/files\/DMEC0043.jpg?v=1783436394","url":"https:\/\/www.flexible-reinforcements.co.uk\/products\/3-d-ring-binder-mechanism-a5-american-quarto-options","provider":"Flexible Reinforcements","version":"1.0","type":"link"}