Product#: TG-5855 Availability: This item normally ships within 1 - 2 business days. Description: Gas manifold has four ports. Each port has a 2 mm glass or 2 mm Teflon¨ stopcock. 100 mm from the end of the manifold and 40 mm from the first port is positioned a Teflon¨ “T-bore” stopcock. The distance between the first 3 ports is 50 mm center to center with the last port positioned 75 mm from the outside bend of the manifold. Capillary tubing having an O.D. of 8 mm and an I.D. of 2 mm is used throughout. Overall length is approximately 365 mm. Basic design modified upon request.