Labconco Glassware Holder 6"H. Glassware Holder 6"H.. Horizontal holders support up to six standard round or square test tubes while their corresponding curved holders support round or square vials ampules pipettes or pipets. The unique 'vertical fin' design prevents contamination of the tubes or bottles while the "self-centering" feature allows for easy vertical adjustment. It is recommended that the holder be assembled with the lid off for best results. The lid should always be in place when the box is open. Specifications for Labconco Glassware Holder 6"H. 4424800 Glassware Holder 6"H.: Description: GLASSWARE HOLDER 6"H. Unit: Each (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Labconco products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Laboratory Furniture and Biosafety Cabinets with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Labconco Laboratory Furniture and Biosafety Cabinets. We are an authorized supplier to all federal and state government agencies as well as to research and educational institutions and can facilitate volume orders on many types of laboratory equipment lab consumables and other products to help fulfill your specific needs. We offer Free Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over 49. Please refer to our APO/FPO Shipping and Export Restrictions for more information on export to APO/FPO addresses. In addition to the Labconco Glassware Holder 6"H. Glassware Holder 6"H. 4424800/ 15202-537 we carry a full complement of Laboratory Furniture and Biosafety Cabinets as well as other product offerings from Labconco. We also carry a full line of Labconco accessories to help meet your laboratory and scientific needs. For a complete selection of Labconco Laboratory Furniture and Biosafety Cabinets please visit our Labconco page. For more brand name Laboratory Furniture and Biosafety Cabinets please visit our Laboratory Furniture and Biosafety Cabinets store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. Labconco Glassware Holder 6"H. 4424800 Glassware Holder 6"H.