{"product_id":"reusable-3ml-cartridge-pen","title":"Reusable 3ml Cartridge Pen | 0.25mg–1mg Adjustable Dose","description":"\u003cp\u003ePrecision-engineered reusable injector pen designed for use with standard 3ml cartridges. Spring-driven mechanism delivers consistent dose accuracy across a 0.25mg to 1mg adjustable range, with audible and tactile feedback at every increment for confident dose-setting.\u003c\/p\u003e\n\u003cp\u003eDesigned for repeated use, this pen replaces single-use disposables — load a new cartridge, attach a compatible needle via the bayonet connection, dial your dose, and dispense.\u003c\/p\u003e\n\u003cp\u003eSpecifications\u003cbr\u003e- Cartridge compatibility: 3ml standard\u003cbr\u003e- Dose range: 0.25mg – 1mg adjustable\u003cbr\u003e- Dose accuracy: \u0026lt;5% error tolerance\u003cbr\u003e- Mechanism: spring-driven push-button activation\u003cbr\u003e- Needle connection: bayonet fitting (standard pen needles)\u003cbr\u003e- Material: high-grade plastic body with glass cartridge chamber\u003cbr\u003e- Reusable: yes\u003cbr\u003e- Available colours: Green or Blue\u003c\/p\u003e\n\u003cp\u003eWhat's included\u003cbr\u003e- 1× Reusable 3ml cartridge pen\u003cbr\u003e- 1× Hard-shell protective carry case\u003cbr\u003e- Instructions for use\u003c\/p\u003e\n\u003cp\u003eCompatibility notes\u003cbr\u003eThis pen accepts standard 3ml glass cartridges with a bayonet-fitting needle interface. Cartridges and needles are sold separately. Always verify cartridge dimensions before use.\u003c\/p\u003e\n\u003cp\u003eCare and storage\u003cbr\u003eStore in the supplied carry case at room temperature. Wipe the exterior with a clean, dry cloth between uses. Do not submerge in water. Do not autoclave.\u003c\/p\u003e\n\u003cp\u003eImportant information\u003cbr\u003eThis product is sold as a precision dosing device only. The buyer is responsible for selecting appropriate cartridges and following all relevant guidance for their intended application. Not a medical device. Not for sale to anyone under 18.\u003c\/p\u003e","brand":"StrengthBody\u0026Mind","offers":[{"title":"Green","offer_id":57242087883083,"sku":null,"price":15.0,"currency_code":"GBP","in_stock":true},{"title":"Blue","offer_id":57242087915851,"sku":null,"price":15.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/2361\/8635\/files\/5_aae51849-e568-41b0-a5c5-95d9f7fb278c.png?v=1778192932","url":"https:\/\/www.strengthbodyandmind.com\/products\/reusable-3ml-cartridge-pen","provider":"StrengthBody\u0026Mind","version":"1.0","type":"link"}