{"product_id":"twsbi-piston-converter","title":"TWSBI Piston Converter","description":"\u003cp\u003eStandard International piston converter suitable for the TWSBI SWIPE fountain pen, for those who prefer a more traditional piston filler to the quick spring-action converter supplied. Also suitable for many other pens that use standard International cartridges and converters.\u003c\/p\u003e","brand":"TWSBI","offers":[{"title":"Default Title","offer_id":43185481318643,"sku":"TW88346","price":4.81,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0659\/6388\/4787\/products\/TW88346_TWSBI-Piston-Converter_P1.jpg?v=1663353277","url":"https:\/\/cultpens.live\/en-us\/products\/twsbi-piston-converter","provider":"Cult Pens","version":"1.0","type":"link"}