Heidelberg INA LR6000 2RSR Bearing (00.550.1729) Product Overview The Heidelberg INA LR6000 2RSR Bearing (Part No. 00.550.1729) is a precision-engineered component essential for maintaining the performance of Heidelberg offset printing machines. As a professional supplier, we provide high-quality original and replacement parts to ensure your equipment operates at peak efficiency. Compatibility: Designed for SM/CD 102, XL105, SM/CD/CD 74, XL75, SM/PM52, and MO series.