General purpose single bank vacuum manifold with 4 or 6 ports. Main tube is 1" 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 4mm PTFE stopcocks with serrated hose connections having the smallest serration 10mm and the largest serration 11mm. Ports are spaced 65mm center to center.