Flask Head Rxn 29/42 Flat Flange 130mm , Each

Details:

Head 29/42 center flat flange^ head, 29/42 center, type: flat flange, three-24/40 sides, one number 7 ace-thred*, dimensions: 137 mm od x 100 mm id, with four neck, three inline standard taper joints and one perpendicular number-7 ace-thred* thermometer joint, included nylon bushing and fetfe o-ring