There are those who might be new to fine writing instruments and may not be comfortable yet with fountain pens and want a more familiar Rollerball option. There are also those who know and love their Fountain pens but they wish to have the ability to have a Rollerball for those jobs best suited.
The Schmidt® Cartridge-Rollerball system is an ideal answer to either of the above as it allows for you to take advantage of the 100s of available Fountain Pen inks, either using cartridge, converter or eyedropper methods. Available in 0.5 (fine) or 0.7 (medium) in black or chrome.
If you want any Mercury Pen with the Rollerball option as the primary or for just $4 or $6 additional you can have a swapable section for the rollerball.
If you want an IKE or Liberty Model (with #6 Bock nib) you can also add the LHC Rollerball Adapter for just $19
NOTE: This is not a complete pen. This rollerball nib is designed...
$6.00
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"Rockets Red Glare" - Mercury Convertible Fountain Pen / Rollerball
This is a slightly longer version of my Mercury Pocket Pen,...
$200.00
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Little Hollow Customs (LHC) Rollerball Adapter
Our friends at Little Hollow Customs make this rollerball adapter to...
$19.00
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"Snowy Owl" - Mercury Convertible Fountain Pen / Rollerball with clip
This is a slightly longer version of my Mercury Pocket Pen,...
$250.00
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“Brooks one-off Blue" - Mercury Convertible Fountain Pen / Rollerball with clip
This is my Mercury Pocket Pen that easily fits into the...
$250.00
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"Blue and Black Acrylic and Black Ebonite" - Mercury Convertible Fountain Pen / Rollerball
This is a slightly longer version of my Mercury Pocket Pen,...
$275.00
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"Lollipop" - Mercury Convertible Fountain Pen / Rollerball
Material: Atlas Supplies Crazy Fiber - "Lollipop" NOTE: This pen can...
$250.00
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"Blue & Silver Crushed Cellulose Acetate" - Mercury Convertible Fountain Pen / Rollerball
This is a slightly longer version of my Mercury Pocket Pen,...
$250.00
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"Picasso"" - Mercury Convertible Fountain Pen / Rollerball
Material: Atlas Supplies Crazy Fiber - "Picasso" and Just Joe Pens...
$225.00
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"Brooks Orange and Yellow Special" - Mercury Convertible Fountain Pen / Rollerball
Material: Carolina Pen Company "Special Edition, Orange and Yellow" NOTE: This...
$200.00
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"Emperor Moth" - Mercury Convertible Fountain Pen / Rollerball
This is a slightly longer version of my Mercury Pocket Pen,...
$200.00
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"Lunar Landing" - Mercury Convertible Fountain Pen / Rollerball
This is a slightly longer version of my Mercury Pocket Pen,...
$200.00
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“Vandy Ruby" - Mercury Convertible Pocket Fountain Pen / Rollerball
This is my Mercury Pocket Pen that easily fits into the...
$200.00
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“Rockets Red Glare" - Mercury Convertible Pocket Fountain Pen / Rollerball
This is my Mercury Pocket Pen that easily fits into the...
$200.00
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"Purple Storm" - Mercury Convertible Fountain Pen / Rollerball
Material: Carolina Pen Company "unnamed blank" and black acrylic section NOTE:...
$200.00
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