Glassware Manufacturers In USA StonyLab Glass Hex Head Hollow Glass Stopper, Hexagonal Head Glass Hollow Stopper For 14/20 Outer Joint Glass With Closed Bottom, 14/20 Joint, 1 Pack Decanter Cleaning Beads this 1-pack solid glass stopper is specifically crafted to fit glassware's outer joints, ensuring a precise and secure fit; Prevent Leakage: ideal for... Warranty: 1-year coverage period for your peace of mind, if received damaged, please let us know and we will solve it promptly Prevent Leakage: ideal for sealing laboratory equipment with ground glass joints, preventing any spillage or leakage of liquids and gases during experiments stonylab Glass Volumetric Flask, Class A Amber Volumetric Flask with Premium Material: constructed with durable borosilicate glass, offering high clarity, excellent chemical resistance, and the ability to withstand high temperatures The VIZIO sound ba mounts backets, fits most of widths VIZIO sound bas.You can adjust it left and ight to fit sound bas of diffeent widths