1Fitment: Tire changer machine mount demount head is replacement for COATS, can be used on many tire changer machines. 2OE Number: Replacing part numbers for reference are 8183061, 182960, with smooth surface, reduces friction, will perfectly fit in your cars. 3Function: Tire changer machine mount head can prevent damaging wheels from scratching damaging when clamping wheels from inside clamps. 4Special Design: The insert shape is designed according to the shape of the duck head and the edge of the rim, which is easy to use. 5Nylon and Plastic: For delicate and expensive wheels, it is much safer to use plastic and nylon mounting heads, and they are durable enough to withstand the pressure of larger tires and wheels. Item Type: Tire Changer Machine Mount Duck Head. Material: Nylon+Plastic. OE: 8183061, 182960. Fitment:. Replacement for COATS Tire Changer Machines 5 x Tire Changer Machine Mount Duck Head. . 2 x Screw. . 1 x Gasket. . 1 x Washer