{"product_id":"rayson-wire-binding-spines-3-8-2-1-pitch-21-loop-black-100-pack-binds-up-to-70-sheets-3-8-black-double-loop-wires-fit-2-1-pitch-binders-for-letter-size-documents-size-3-8","title":"Rayson Wire Binding Spines, 3\/8\" 2:1 Pitch, 21-Loop Black, 100 Pack | Binds up to 70 sheets; 3\/8\" black double-loop wires fit 2:1 pitch binders for Letter-size documents. - size: 3\/8\"","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2:1 Pitch Compatibility – Fits standard wire binding machines that punch 2 holes per inch. Not for 3:1 pitch equipment.\u003c\/li\u003e\n\u003cli\u003eBinds 10–70 Sheets – Adjust margin size to bind different capacities: 2.5mm for 70 sheets, 3.5mm for 60, 4.5mm for 50.\u003c\/li\u003e\n\u003cli\u003eLetter Size Ready – 21 loops perfectly match 11\" binding edge of 8.5 x 11\" paper; ideal for office or classroom use.\u003c\/li\u003e\n\u003cli\u003eStrong Double Loop Metal – Black-coated wire delivers both durability and a sleek, professional look.\u003c\/li\u003e\n\u003cli\u003eBulk Pack of 100 – Great value for schools, print shops, or businesses with regular binding needs.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RAYSON","offers":[{"title":"Default Title","offer_id":53869701890355,"sku":"B0BYNWXG4Y-size-3-8","price":34.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0992\/4470\/4051\/files\/410zfEsAL3L.jpg?v=1787042658","url":"https:\/\/officemellow.us\/products\/rayson-wire-binding-spines-3-8-2-1-pitch-21-loop-black-100-pack-binds-up-to-70-sheets-3-8-black-double-loop-wires-fit-2-1-pitch-binders-for-letter-size-documents-size-3-8","provider":"OfficeMellow","version":"1.0","type":"link"}