Support Jack, Anodized Aluminum, 9.4" x 9.4" Deck, 10.8" Max Height, 44lbs Max Load. Support Jack deck is constructed of either Stainless Steel or Anodized Aluminum, while the lift mechanism for both is constructed entirely from Type 304 stainless steel and PTFE. This design provides long life, especially when stored and used in corrosive environments. Support Jack is resistant to sanitizing agents and autoclavable for sterile applications. Jack can be used to support flasks, jars, columns, large baths, magnetic stirrers, heaters, and more. They are popular for use in a wide variety of environments, including fume hoods, solution-baths, and marine and industrial labs. Optional ratchet wrench is available for larger sizes. Two-year warranty on all Support Jacks.