Set up your M-Chassis car so it better meets the requirements of the driving surface or even your driving style. These super hard tire inner sponges are one step harder than item 53255 (60D Hard Inner Sponge set).

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Includes:

• Inner sponges to complete 4 tires.

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Features:

• Super hard inner sponges are well-suited for hot track conditions, and high speed circuits.
• Compatible with all M-Chassis cars.