Developer Unit DUNT-1257RSZZ for Sharp AR-6020 6023 6026N 6031N Developing Unit Assembly Housing Office Supply DUNT1257RSZZ Description: Developer Unit For Use in: Sharp AR-6020 6023 6026N 6031N Condition: Compatible Part Number: DUNT-1257RSZZ DUNT1257RSZZ Packing: Neutral packing Quality: Premier high quality Uniform Particle Grade Adopts high-purity magnetic developer with fine and even particles, stable electrostatic adsorption for consistent developing performance. Long