Ika Works RW11 Basic Overhead Stirrer IKA Works Replacement Parts And Accessories. All Ika Works overhead stirrers in this series have a variable speed control that can be set from slow to fast. The variable speed control ranges from slow to fast as well as variable speed control. Each overrides can be selected according to the number of rotations per minute required for compounds with a given molecular weight such as a salt mixture or buffer with low viscosity. Specifications for Ika Works Screw Type Stir Element for Overhead Stirrer 4mm (5/32in) Shaft 527500: Manufacturer: Ika Works Length: 150 mm Package Contents: Ika Works Screw Type Stir Element for Overhead Stirrer 4mm (5/32in) Shaft 527500 (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 RW11 Basic Overhead Stirrer IKA Works Replacement Parts And Accessories 527500/ 33993-822 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 RW11 Basic Overhead Stirrer IKA Works 527500 Replacement Parts And Accessories