The Benchmark Scientific BR5000-STACK is a stacking platform with flat mat for flasks and Tubes and enables the use of 2 platforms simultaneously with 3.5 inch platform separation while rocking.Enhance the utility of your laboratory shaker with the Benchmark Scientific Stacking Platform. This platform features a flat mat design, providing a spacious 3.5" clearance for accommodating various vessels and containers securely. Designed by Benchmark Scientific, this stacking platform is a reliable accessory that enhances the functionality of your BR5000 series shakers. Its robust construction ensures stability during agitation, mixing, or incubation processes. Effortlessly expand the capacity of your shaker by simply adding this stacking platform, allowing you to optimize space and increase productivity in your lab. Upgrade your research capabilities and streamline your workflow with the Benchmark Scientific Stacking Platform with a flat mat and generous 3.5" clearance.