ZENY Vacuum pump 4CFM 1 Stage Review
The seller is topwholesale99 and is located in this country US. It is equipped with four pieces of three-color hoses, 1 yellow, 1 blue and 1 red. 1/4hp 3.5cfm single stage air vacuum pump&r134a ac manifold gauge top
different colors are designed to help identify high pressure, low pressure and the filling hose.