Tractor PTO Slip Clutch, 1-3/8 x 6 Spline (both ends) PTO Drive Line Accessory. The item “Tractor PTO Slip Clutch, 1-3/8 x 6 Spline (both ends) PTO Drive Line Accessory” is in sale since Wednesday, August 12, 2020. This item is in the category “Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Transmission, Drivetrain & Axles”. The seller is “brent0690″ and is located in San Tan Valley, Arizona. This item can be shipped to United States.