Neopost / Quadient iX-3 Series Royal Mail Approved Mailmark Refilling & Re-setting ServicePLEASE NOTE: As this is a refill reset service, you will need to return your empty cartridge for refilling & resetting with a printed copy of your order. Neopost Quadient iX 3 Series Royal Mail Approved Mailmark Refilling & Re setting Service This low cost Neopost Quadient iX 3 Series Mailmark refill service is for the iX 3 Series Mailmark franking machine. The Neopost Quadient iX 3 Series Mailmark ink cartridge uses a standard Royal Mail Approved UK