The BUNN 52367.1000 Tank Rack Kit is designed to securely hold two 20 lb CO2 tank cylinders, accommodating tanks up to 28" in height and 8" in width. This kit includes a primary CO2 regulator for efficient gas management and a stainless steel gas tubing assembly for durability and reliability. Ideal for enhancing your water filtration system, this accessory ensures optimal performance and easy installation.