Cat Heavy Rock and Ore buckets are designed for use in high-density materials and extremely aggressive applications, such as loading ore or poorly blasted rock. Cat Heavy Rock and Ore buckets come equipped with either an extreme duty or heavy duty wear package that includes increased wear plate thickness, heavy duty heel shrouds, and additional protection for the hinge casting and lip. Wear packages are also optimized for either high impact or high abrasion, depending upon the application.