5-Position Adjustable Rack System for Drum Smokers Easily adjust your cooking grates with this 5-position adjustable rack system for drum smokers. Our exclusive 5-position adjustable rack system allows you to cook different types of food at different temperatures. Install by riveting or welding to your smoker. Allows for up to 5 cooking grates in your smoker, so you can cook more food at once. Super easy to move cooking grates up and down in your smoker! Includes 3 support pieces to keep your grates in place. Cooking grates not included. Order your 5-position adjustable rack system today and start cooking like a pro! This system requires grates that have 3 welded pins. (Hunsaker Smokers make a grate that has the 3 pins or you can weld pins on Weber style grates). Patent pending.