3Racing Narrow Front Upp. Suspension Mount V2 For Mini-Z MR03MR3-19/V2/BU This new Version 2 Narrow Front Upper Suspension Mount for the Kyosho Mini Z MR03 chassis is made of machined aluminum and replaces the standard plastic part on the front chassis cover. While the standard plastic part tends to break under heavy impact this hop up part will give your Mini Z a much stronger and durable front suspension. Please Note: Minor hand modifying of the original chassis cover will be required.