Product Overview The ER Original New Profiled Rubber Lace (part numbers C4.021.026F and 93.021.079) is a precision-engineered replacement component designed specifically for Heidelberg offset printing machines. Manufactured to original equipment specifications, this profiled rubber lace ensures reliable performance and consistent print quality in demanding production environments. Key Specifications Product Type Profiled Rubber Lace Part Numbers C4.021.026F / 93.021.079