PROTECT WHEELS from damages by using the wing style plastic duck . The plastic duck eliminates metal to metal contact with the wheel. WING DESIGN allows the tire to stay in center of the wheel while mounting. The feature places the tire in the optimal angle for tire mounting while eliminating the need for additional accessories. Fitment for Corghi, Hunter TCX, and tire changer machine. EFFICIENCY- Decrease the time it takes to change tires by using the plastic wing style mount/demount . Quick and easy installation on the tire changer machine. Worry free process improves the turnaround time for even the toughest tires to mount and demount. Interchange Part Numbers: 450310, RP11-8-11400327, RP11-8314813, AE450327 Fits Following Tire Changers: For Corghi A9220, A9222, A9824, A9830, A2024, A2030, And Older Models Fit for Models: For MTS40 MTS830, MTS430 Fit for Hunter TCX Series: For TCX50, TCX51, TCX53, TCX56, TCX500, TCX505, TCX515, TCX535, TCX550, TCX565 Material: plastic colour: Black Package Contents: 1 x Tire Changers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.