The Transfer Roller (JC93-00393A) is an essential component designed to enhance the performance of your Samsung printers, specifically compatible with the ML-4510ND, ML-4512ND, ML-5010ND, ML-5012ND, ML-5015ND, ML-5017ND, and the ProXpress SL-M4530ND, SL-M4530NX, SL-M4560FX, SL-M4580FX, and SL-M4583FX models.