Helac knuckle for backhoe.

This unit allows you to twist and turn your backhoe bucket like a gradall. included is the main unit. Attachment to your machine requires hydraulic plumbing and either a toggle switch or foot pedal to activate it. Bucket not included. the main pin is approximately 2-1/8" diameter. the spacing from the U shaped reciever and the pin is , center to center, approximately 15.5 inches. Working order. No guarantees given nor implied.