D51014 Pin Angle Cylinder 1150B, 1150C Fits Case 1150B, 1150C, 1150D, 1150E (COOne New Aftermarket Replacement Angle Cylinder Pin for Case (Case International Harvester) Crawler Dozers This angle cylinder pin is a critical component of the dozer blade hydraulic angling system on Case (Case International Harvester) 1150 series crawler dozers. The pin secures the angle cylinder at its mounting point, allowing the hydraulic cylinder to push and pull the blade left or right for grading, ditching, and finish work. Replacing a worn or