60mL Addition Funnel, Graduated, 14/20 Joint Size, 0-2mm PTFE Valve, 235mm OAH. Cylindrical style graduated addition funnel has a threaded, grease-free extended tip valve. Design of all PTFE plug permits semi-needle valve action. With a standard taper top outer joint and lower inner joint, both being the same size, and pressure equalizing arm. Funnels with 14/20 and 19/22 joints are supplied complete with a stopper. For replacement stoppers see CG-3000.