Only compatible with Tamiya M-Chassis models with 12mm chassis: - M-01 - M chassis - M-02 - M chassis - M-02L - M chassis - M-03 - M chassis - M-03L - M chassis - M-03M - M chassis - M-04 - M chassis - M-04L - M chassis - M-04M - M chassis - M-05 - M chassis - M-06 - M chassis - M-07 Concept (58647) - M-08 Concept (58669) - M-07R (47520) - MB-01 (58721) - TAO5-M-Four (84255) - XM-01 Pro Chassis (58738) - Dancing Ride-on Tricycle T3-01 (57405) - Ride-on Tricycle T3-01 (57407)