Ika Works Stirring Shaft Protectn R301. The cover protects the outer sheath from contamination and damage. The cover easily fits over the outer sheath. Its molded form-fitted polycarbonate material provides durability and rigidity. The smooth easy-to-clean polyethylene nitride film eliminates abrasive foreign matter that can damage the R301. The cover also fits over most laboratory three-ring binder offering high turbulence and acceleration of reactions. Compatible with all R-R series R-301 models. Ordering Information: The cover comes with a clear plastic stiffener which must be removed before attaching the R-301 to the rotor. The clear plastic cover prevents contamination of the sample. Specifications for Ika Works Stirring Shaft Protectn R301 2603000 : Description: STIRRING SHAFT PROTECTN R301 (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Ika Works products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Laboratory Apparatus with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Ika Works Laboratory Apparatus. 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 Ika Works Stirring Shaft Protectn R301 2603000/ 33994-098 we carry a full complement of Laboratory Apparatus as well as other product offerings from Ika Works. We also carry a full line of Ika Works accessories to help meet your laboratory and scientific needs. For a complete selection of Ika Works Laboratory Apparatus please visit our Ika Works page. For more brand name Laboratory Apparatus please visit our Laboratory Apparatus store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. Ika Works Stirring Shaft Protectn R301 2603000