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Yongsheng Fountain Pen Ink Cartridges,Set of 40 Black Ink CARTRIDGES
These cartridges are not standard size. The bore diameter is 3.4mm which is compatible with Yongsheng Fountain pens With no break in ink flow, enjoy a smooth and optimal writing experience as your fountain pen glides elegantly across paper. The ink has been carefully manufactured using only natural dyes giving the composition a neutral, natural, and non- toxic pH. Package 40 PCS Black Cartridges in 4 Boxes. Dimention About 5 x 0.7mm, Bore diameter 3.4mm Manufacturer Lanxivi, Brand Lanxivi, Weight 2.18 ounces, Dimensions 5.04 x 4.21 x 0.83

Price is $11.00
Price: $10.99