Maverick Supply Co. Flat Open Magnum (FOM) Cartridges are designed for artists who need solid saturation, even ink flow, and bold coverage. Built by tattooers, for tattooers, these cartridges feature medical-grade plastic construction, precision-polished stainless-steel needles, and a silicone membrane system that delivers consistent ink control and complete backflow protection.
Specs:
#12 0.35mm / 3.5 mm taper length
The flat open-tip design allows for superior ink visibility, making it ideal for color packing, whip shading, and smooth gradient work. These cartridges are built for power, precision, and performance — engineered to handle heavy color and bold black fill with ease.
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“No rattling or shaky lines. Loved it”
— Samantha Cusson
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“Best cartridges I’ve ever used… will not use any other needles.”
— hambone
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“I feel truly confident in my equipment’s ability to get the job done right.”
— lolkittenzbruh
Best For:
Color packing • Whip shading • Solid fill work • Black & grey gradients • Bold traditional tattoos • Geometric & illustrative shading
Available Configurations:
5FOM • 7FOM • 9FOM • 11FOM • 13FOM • 15FOM • 17FOM • 19FOM • 23FOM • 27FOM • 35FOM • 39FOM • 49FOM
Each box includes 20 disposable, single-use cartridges, EO-gas sterilized and individually packaged for professional safety. #12 3.5mm Medium taper Polished
Product Highlights:
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Flat open-tip design for maximum ink visibility
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Silicone membrane for consistent tension & zero backflow
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Medical-grade plastic & stainless-steel construction
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Tattooer-owned, artist-tested brand
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Compatible with all major rotary & cartridge machines
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Free U.S. Shipping on every order
Recommended Pairings:
Why Artists Choose Maverick:
Maverick Supply Co. is a tattooer-owned and operated brand based in Las Vegas. Every cartridge we make is tested in real working studios for reliability and performance. Backed by fast shipping and responsive support, Maverick delivers supplies artists can depend on.
Stay connected with the Maverick community —
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Need a Sterilization Certificate? Email sales@mavericktattoomercantile.com.