{"product_id":"3ml-pen-cartridge-capsule-with-screw-on-cap-ultrastack","title":"3ml Pen Cartridge Capsule with Screw-On Cap | ULTRAstack","description":"\u003cp\u003eBuilt for clean, safe cartridge storage.\u003c\/p\u003e\n\u003cp\u003eThe ULTRAstack \u003cstrong\u003e3ml Pen Cartridge Capsule\u003c\/strong\u003e is designed to keep standard 3ml pen cartridges protected, organised, and easy to store.\u003c\/p\u003e\n\u003cp\u003eDesigned and created by us, the capsule features a compact cylindrical body, a secure screw-on cap, and a textured outer shell for a practical, reliable feel. The precision-fit internal layout helps keep cartridges neatly in place, reducing loose storage and helping protect them from everyday knocks, dust, and handling.\u003c\/p\u003e\n\u003cp\u003eAvailable in two storage options - choose the single-cartridge capsule for compact everyday storage, or the 3-cartridge capsule when you need extra capacity in the same clean ULTRAstack style.\u003c\/p\u003e\n\u003cp\u003eMinimal. Discreet. Designed and built to keep things organised.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned to fit standard 3ml pen cartridges\u003c\/li\u003e\n\u003cli\u003eAvailable in 1-cartridge and 3-cartridge variants\u003c\/li\u003e\n\u003cli\u003eSecure screw-on cap for reliable closure\u003c\/li\u003e\n\u003cli\u003eCompact capsule-style storage design\u003c\/li\u003e\n\u003cli\u003eBold outer shell with textured grip detail\u003c\/li\u003e\n\u003cli\u003eHelps protect cartridges from knocks, dust, and loose storage\u003c\/li\u003e\n\u003cli\u003eMinimal and discreet design\u003c\/li\u003e\n\u003cli\u003eIdeal for keeping research cartridges organised\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat’s Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x \u003cstrong\u003eULTRAstack 3ml Pen Cartridge Capsule\u003cbr\u003e\u003c\/strong\u003e\u003cem style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003ePlease note: cartridges not included. For storage and organisation only.\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ULTRAstack","offers":[{"title":"3 Cartridges","offer_id":62002875629898,"sku":null,"price":7.0,"currency_code":"GBP","in_stock":true},{"title":"1 Cartridge","offer_id":62002875597130,"sku":null,"price":4.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1046\/6944\/6474\/files\/ultrastack_pen-3xcartridge-case-1.png?v=1780674698","url":"https:\/\/ultrastack.uk\/products\/3ml-pen-cartridge-capsule-with-screw-on-cap-ultrastack","provider":"ULTRAstack","version":"1.0","type":"link"}