Reaction Vessel Lid, 5-Neck, 200mm, Each

Details:

Reaction vessel lid; 5-neck; flange i.D: 200mm; center neck: 45/50; side necks: 24/40 (3), 60mm schott o-ring flange(1); fits 200mm flanged reaction vessels; contains flat ground surface allowing it to be greased or used with an o-ring