Compatible with Corghi models: A9220, A9222, A9824, A9830, A2024, A2030, and older models; MTS40, MTS830, MTS430; Hunter TCX Series: TCX50, TCX51, TCX53, TCX56, TCX500, TCX505, TCX515, TCX535, TCX550, TCX565 Replace part number: SB-4-120129B, 450310, RP11-8-11400327, RP11-8314813, AE450327 Mount demount allows the tire to remain in the center of the wheel drop during installation, maintaining the optimal tire installation angle without additional accessories High-quality ABS material protects against scratches, dents, and cuts from metal demounting heads; plastic duckbeads prevent metal-to-wheel contact Color: Black Material: ABS Package Contents: 2 x Tire Changer Duck Note: Light reflection and display differences may cause slight color variations between image and actual item. Measurement may vary by +/- 1-3 cm.