This set includes five developer unit seals compatible with AF2075, MP 7502, 7500, 8000, 8001, 6002, 6001, 7002, 7001, 9003, and 7503 multifunction printers.The seals are designed for straightforward installation during routine maintenance.Constructed from sponge material, they support function and extended service life.The bulk quantity provides a practical supply for ongoing printer upkeep.