This set features two different weight types, which can be used to add traction to the rear of the model, giving you even greater control. Includes two each of heavy (silver color) and light (black) weights, plus screws for attachment. Item 54932 T3-01 Aluminum Bearing Holders (Rear).
Compatible Chassis T3-01 Chassis
*The official Tamiya R/C Parts Matching List has plenty of information regarding chassis compatible with Tamiya Spare and Hop-Up Option parts.