"waste toner box"

Drum Unit with Developer Unit DB693021 for Ricoh MP2554 MP3555 MP6054 MP6055 MP3554 Laser Printer Drum Cartridge Developing Unit Office Supply DB69-3021 Product Details Description: Drum Unit For Use In: Ricoh MP2554 MP3555 MP6054 MP6055 MP3554 Part Number: DB693021 DB69-3021 Condition: Compatible Packing: Neutral Packing Integrated Drum + Developer All‑in‑one assembly combines OPC drum, developer (with carrier), cleaning blade, and waste toner box for one‑step replacement.