Reac. Lid 200mm 29/42 Sn'S ,Each

Details:

Reaction vessel lid, 5-neck^ joint size: center neck: 45/50; side necks: 29/42. Flange i.D; 200mm. Five neck vessel lid to fit cg-1920 through cg-1936 vessels. Lid has a flat ground surface allowing it to be greased or used with an o-ring.