The genuine black OKI 43837132 toner cartridge is an essential supply for your OKI laser printer. Designed to print crisp black text or graphics, this black OKI 43837132 printer cartridge is filled with microfine toner for outstanding performance. Constructed from the finest quality materials, this original black OKI 43837132 toner cartridge allows you to print with speed and stability to enhance your productivity. Bringing you stunning results over a long working life of approximately 22,500 pages, this black OKI 43837132 toner is perfect for producing professional quality office documents with minimum fuss.