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Genuine Gansulin · free US shipping on orders over $100 · ships from USA

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Gansulin Metal Reusable Pen (1-60 Units, 3 ml Cartridges)

Three Gansulin all-metal pens fanned diagonally on a studio backdrop, satin green anodized bodies with gloss black fittings

The Gansulin pen capped, and opened showing the empty cartridge holder with its unit scale

Macro close-up of the Gansulin pen cap, pocket clip and label plate

Macro close-up of the empty black cartridge holder, its unit scale and thread

Gansulin pen resting on its included zip case

Sale

Gansulin Metal Reusable Pen (1-60 Units, 3 ml Cartridges)

Gansulin Metal Reusable Pen (1-60 Units, 3 ml Cartridges)

$64.99

Sale price $64.99 Regular price $149.00

Standard 3 ml Glass Pen Cartridges (10-Pack)

Standard 3 ml glass pen cartridge lying at a diagonal: flat gray rubber plunger face flush in the open glass end, silver crimped cap with exposed septum at the far end

3 ml glass pen cartridge standing upright: silver crimp cap with center septum on top, ribbed rubber plunger seated inside the glass at the base

Macro of the cartridge's silver crimped aluminum cap: punched-open center exposing the blue-gray rubber septum disc

Eye-level view of the 3 ml glass pen cartridge standing upright with crimp cap on top and plunger at the base

3 ml glass cartridge individually sealed inside its transparent self-sealing sterilization pouch, film side up

Standard 3 ml Glass Pen Cartridges (10-Pack)

Standard 3 ml Glass Pen Cartridges (10-Pack)

$12.00

Sale price $12.00 Regular price

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Precision demonstration hardware for the bench. One pen, done right.

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Sold for research, educational, and demonstration use only. Every product on this site is offered solely for laboratory research, education, mechanical demonstration, device familiarization, and prototyping. Nothing more.

For research and educational use only. Not for use in diagnostic or therapeutic procedures
Not a medical device, and not sold as one; not sold sterile
Not evaluated, cleared, or approved by the FDA or any other regulatory body
Not for human or veterinary use of any kind, and not for administering medication or any other substance
Not for resale for any clinical, diagnostic, or therapeutic purpose

Nothing on this site is medical advice, and we make no claims about safety, performance, or fitness for any clinical or personal purpose. By ordering you represent that you are 18 or older, that you are purchasing solely for the research and demonstration purposes described above, that you will not use anything we sell to deliver any substance to any person or animal, and that you alone are responsible for compliance with all federal, state, and local laws that apply to you and your intended use. All items are sold as-is, without warranty of any kind, express or implied. Misuse of these products contrary to their labeling is expressly prohibited and voids all seller responsibility. © 2026 Hausgem LLC dba PreppinPeppers.

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Gansulin Metal Reusable Pen (1-60 Units, 3 ml Cartridges)

Gansulin Metal Reusable Pen (1-60 Units, 3 ml Cartridges)

$64.99

Regular price $149.00 Sale price $64.99
Standard 3 ml Glass Pen Cartridges (10-Pack)

Standard 3 ml Glass Pen Cartridges (10-Pack)

$12.00

Regular price Sale price $12.00