Trap Door U-Joint & Yoke Assembly for Timpte Hopper's

Replacement U-Joints for Timpte Trap Door. U-Joint connects upper shaft or 2-speed gear box to hopper lower shaft. This assembly is a greaseable U-Joint. Complete assembly's U-Joint & Yoke.  There are two styles of U-joints Timpte has used on their trap doors.  Models 2010 and older locks with a keyway. (Black) Models 2010 and newer uses a lock screw. (Gold Plated)