Pallet entry/exit is enhanced with rollers, an exit ramp and a tapered fork tip design No-maintenance bushings and bearings sealed and lubricated for life Cross braces and thick formed steel on lift linkage arms resist twisting An ergonomic, reinforced handle that includes an automatic return-to-vertical position 3 year warranty and service simplicity with easily replaceable and readily available parts Crown's PTH 50 Series Hand Pallet Jack features a 5000 lb load capacity, heavy-duty C-channel formed steel forks for added strength, and a pump valve tested to more than one million cycles. The PTH Series hand pallet jack features solid construction and generous use of steel – especially at critical stress points – to deliver long-lasting performance. The durability of the PTH Series is enhanced by a reinforced lower handle, strong C-channel forks made of thick steel, cross braces and thick formed steel lift link arms and box-style push rods. In addition, the PTH Series manual pallet jack uses yellow chromate pins and shafts for corrosion protection and hard chrome pistons to minimize rust.