{"product_id":"wing-sung-630-size-8-replacement-nib-unit-gold-tone-fountain-pen-spare-nib-assembly-ef-f-m-b-options-1","title":"Wing Sung 630 Size 8 Replacement Nib Unit – Gold Tone Fountain Pen Spare Nib Assembly (EF,F,M,B Options)","description":"\u003cp\u003e\u003cstrong data-start=\"24\" data-end=\"48\"\u003eUpgrade\u003c\/strong\u003e your \u003cstrong\u003eWing Sung Junlai 630\u003c\/strong\u003e Fountain pen with this Premium \u003cstrong data-start=\"99\" data-end=\"130\"\u003eSize 8 Iridium Replacement Nib Unit\u003c\/strong\u003e. Available in \u003cstrong data-start=\"145\" data-end=\"164\"\u003eEF, F, M, and B\u003c\/strong\u003e Nib Sizes, it delivers Smooth ink flow and reliable writing performance. The complete screw-in assembly allows for quick installation, making it easy to tailor your pen to your preferred writing style.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNib Options- Extra Fine, Fine, Medium \u0026amp; Broad\u003c\/strong\u003e\u003c\/p\u003e","brand":"Wing Sung","offers":[{"title":"Extra Fine","offer_id":54531529212226,"sku":"WS 630 EF NIB UNIT","price":1299.0,"currency_code":"INR","in_stock":true},{"title":"Fine","offer_id":54531529244994,"sku":"WS 630 F NIB UNIT","price":1299.0,"currency_code":"INR","in_stock":true},{"title":"Medium","offer_id":54531529277762,"sku":"WS 630 M NIB UNIT","price":1299.0,"currency_code":"INR","in_stock":true},{"title":"Broad","offer_id":54531529310530,"sku":"WS 630 B NIB UNIT","price":1299.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0870\/6346\/2210\/files\/ChatGPT_Image_Jun_6_2026_07_17_06_PM.png?v=1780754049","url":"https:\/\/moonmanpen.com\/products\/wing-sung-630-size-8-replacement-nib-unit-gold-tone-fountain-pen-spare-nib-assembly-ef-f-m-b-options-1","provider":"Moonman Pen","version":"1.0","type":"link"}