CAPACITY: 750 lbs. ENGINE SUPPORT: Lifts vehicle enginces and supports during maintenance for easy access to parts. ADJUSTABLE: Change the width and depth to allow almost any engine to fit. HEAVY DUTY SWIVEL CASTERS: 3-inch caster wheels offer easy maneuvering around crowded shops and garages; 360-degree mobility. SAFE AND SECURE: Adjustable cam buckle straps included to hold the engine in place. .