Robart 189 Aluminum Air Line Restrictor (4) For Pneumatic Retracts Arrma Parts and it is the single

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Robart 189 Aluminum Air Line Restrictor (4) For Pneumatic Retracts Arrma Parts and it is the singleRobart 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