Here is the latest slim revision of the Tek series GPU extreme cooling units for both liquid nitrogen and dry ice. Tuned for best possible cooling performance in a small slim container where only single spacing can be used. Under heavy load, these slim units are quite capable and can handle even the hottest running graphics cards, creating stable overclocking temperatures in multi gpu configs. Validated in our lab to handle GTX980Ti gpus at 1.65v actual 1950mhz+. Multiple units can fit just about any graphics hardware configuration including single spaced SLI and Xfire, triple SLI and Xfire ,and Quad SLI and Xfire. Kit includes one TEK-9 SLIM gpu unit with nickel plated solid copper design base and anodized aluminum top, 3 brackets, all required mounting hardware including thumb nuts and screws. There is approximately 1.5 week lead time on this product.