Samsung ML-4500, ML-6000, QL-4500, ML-4600 Toner Cartridge - YIELD 3000 --- COMPATIBLE --- [ML4500D3] This product is a New COMPATIBLE Samsung ML-4500, ML-6000, QL-4500, ML-4600 Toner Cartridge - YIELD 3000 --- COMPATIBLE --- [ML4500D3], and can only be purchased from Marquee Office Solutions and Quick And EZ Office Supplies. Manufactured under strict ISO 9001 Standards. 100% Satisfaction Guaranteed.