Robart 189 Aluminum Air Line Restrictor (4) For Pneumatic Retracts Arrma Parts Reverse-polarity protection

Reverse-polarity protection

thick body washers or worse

and it works on any of Kyosho's Mini-Z platforms

and rear suspension 4-links

and it is the single most effective upgrade most RWD Mini-Z owners make

Robart 189 Aluminum Air Line Restrictor (4) For Pneumatic Retracts Arrma Parts Reverse-polarity protectionRobart 189 Aluminum Air Line Restrictor (4) For Pneumatic Retracts This is a Set of Four Aluminum Air Restrictors for Pneumatic Retracts. FEATURES Reduces Cycle Speed of Pneumatic Retracts Giving it that "Scale Look" of Hydrolics when Rectracts Go Up or Down. The Restrictors have a Smaller Opening that causes the Retracts to Move Slower. Installs Into Standard 1 16" Air Lines. INCLUDES Four Gold Anodized Aluminum Air Restrictors