Hasler WJINK1 Ink Cartridge For WJ135, WJ150, WJ180, WJ185, WJ215 100% Customer Satisfaction for your Hasler WJ135, WJ150, WJ180, WJ185, WJ215 Mailing System Made in the USA Replaces OEM part #WJINK1 ISO9001 & CE Approved Yield: Approx. 31,500 Imprints or 12 Months