Based on this product's specifications, here are some alternatives and similar models
Printer Belt OKI 43449705
Summary description:
The OKI 43449705 printer belt is designed for high-volume printing with a yield of up to 80,000 pages. Compatible with C8600, C8800, and MC860 models, this black belt ensures consistent quality and performance. Each pack contains 1 piece and weighs 4.12 kg, making it a reliable choice for your printing needs.