Connecting Wire M5.145.2131 for Heidelberg SM74 Product Overview The M5.145.2131 Connecting Wire is an original, used component designed for Feuchtmotor DW5 in Heidelberg SM74 offset printing machines. Manufactured in Germany, this high-quality spare part ensures optimal machine performance. Guangzhou Xiangchen Printing Equipment Co., Ltd. provides a wide range of original and replacement parts for Heidelberg series including SM/CD 102, XL105, SM/CD/CD 74, XL75, SM/PM52, and