My grandmother's Mont-blanc fountain pen has a broken cartridge converter, how do I fix it cheaper than the $100+ the Mont Blanc asked me to cough up? : fountainpens
MONT BLANC FITTING KIT / RUBBER FOR FIX POINT 414F / CFB2 ROOF BARS | eBay
Mont-fix odstojnici – 12x25mm, brušeni PRO • LED Centar