Vacuum Manifold, Left Handed, 4 Ports, 0-4mm Chem-Cap Valve, 300mm Overall width. General purpose single bank vacuum manifold with 4 ports. Main tube is 38mm OD with a serrated hose connection, having the smallest serration 13.5mm and the largest serration 15.5mm, located at either the left or right side for vacuum connection. Ports are either 0-4mm Chem-Vac Chem-Cap valves with serrated hose connections. The 0-4mm has the smallest serration 10mm and the largest serration 11mm. Ports are spaced 60mm center to center for the 0-4mm.