The document describes Heavy Duty Caterroller Load Skates manufactured by HI-PRESS HYDRAULICS LTD. It provides specifications for various load skate set models with load capacities ranging from 1 to 80 tons. The load skates are used to safely and easily transport heavy loads over surfaces and around corners. They are supplied in sets that include turntable swivels, leveling plates, and handles for maneuvering. Optional lifting wedges and machine lifts can be used to raise loads for placement on the skates.