10Sets Developer Gear AB01-4060 AB01-4061 AB01-4062 for 1045 2035 1035 2045 3035 3045 3500 4500 This set includes developer gears compatible with models 1045, 2035, 1035, 2045, 3035, 3045, 3500, and 4500.Each pack contains 10 sets of gears AB01-4060, AB01-4061, and AB01-4062.The components are designed for use in development units and provide performance for specified device maintenance and repair.