30 PCS Jinhao Fountain Pen Violet Purple Ink Cartridges,International Standard Size,Disposable and Generic Ink Refill Cartridges

• Jinhao ink cartridges have a neutral PH, NON-TOXIC, excellent coverage and smooth flow
• Cartridge Lenght: Appr 51mm; Cartridge Diameter: Appr4-6mm; Bore diameter: 2.6mm
• Compatible with most of fountain pens take 2.6mm standard cartridges such as Jinhao, Duke, Baoer,Picasso,and so on ( Not compatible with The LAMY and PARKER FP ). If you not sure if they works with your fountain pen, just send us a message to confirm this.
• Package : 30 PCS fountain pen cartridges violet color set

Jinhao ink cartridges have a neutral PH, NON-TOXIC, excellent coverage and smooth flow These standard szie cartridges compatible with most of fountain pens take standard cartridges such as Jinhao, Duke, Baoer,Picasso and so on ( Not compatible with The LAMY and PARKER FP ). Instructions on How To Fill a Fountain Pen with Cartridge : https://youtu.be/aDD-He8hRmM