4-Port Vacuum Manifold, Right Handed Trap Assembly, Double Bank, Airfree, Schlenk. This line is constructed using 0-4mm Chem-Vac™ Chem-Cap valves (A). The end cap on the vacuum line is a #30 o-ring joint while the inert gas line has a #9 o-ring joint instead of the 14/20 standard taper joint. All gauging ports (B) are constructed using #9 o-ring joints and are supplied complete with adapters from the o-ring joint to 9mm OD tubulation for use with 3/8" Cajon fittings. Line uses the same main and pre-trap as the AF-0450 line. Overall dimensions are 34" W x 24" H.