Product Overview ER Original Used Circuit Board A1.144.9112 MRK for Heidelberg Offset Printing Machine This original used circuit board, part number A1.144.9112 MRK, is a genuine replacement component intended for Heidelberg offset printing machines. It is supplied as a used original part, making it a practical option for maintaining or restoring compatible Heidelberg press equipment. About Our Company Guangzhou XiangChen Printing Equipment Co., Ltd is a professional printing