Similar to CG-1235, but with the lower stopcock replaced with a 0-14mm treaded valve having Perfluoro o-rings and a 1/2” O.D. glass distillate takeoff for use with PFA compression tubing fittings. Adapter has two top outer joints and a lower inner. Style “B” with lower angled joints are designed for use with flasks or reaction vessel lids that have a 10° or 20° angled side neck. Adapter has a lower inner joint and two top outer joints.