Manufactured from type 1 class a Borosilicate glass. Includes 6 45mm polypropylene blue screw caps and pouring rings, also 1 100mm polypropylene blue cap for the center. Suitable for all cell culture fermentation. Compatible with bellco over head drive and magnetic stirrer 100mm center neck Graduations: 36l Sidearms: 6 Baffles:0 Dimensions: 410x535