The Agri-Fab, Inc. Grate Kit Model #69411 will enable optimal performance through efficient material flow. The Grate Kit is an optional accessory that fits Agri-Fab Branded 110 lb. (trimming required) and 130 lb. push and tow spreaders. The grate will last you for seasons to come with proper case and maintenance. All Agri-Fab, Inc products come with a 3 year limited warranty.