1,763 lbs Heavy Duty Machined Steel Ball Transfer Unit. Item: 1763 lbs Ball Unit. Type: Ball Transfer Unit. Ball Material: Chrome plated. Support Ball: Chrome Plated. Load Capacity: 1,763 lbs. Breaking Load: 2,645 lbs. Quantity: One Ball Transfer Ball Unit. Solid Machined and Steel. Ball support cup is machined from solid steel and is hardened and plated for longevity.