Flow Rail Skate Wheel Flow Rail Type Overall Length 10 ft Overall Width 2 13/16 in 2 13/16 in Overall Height 260 lb/ft (5 ft Supports) Maximum Load Capacity Wheels per Foot 4 Frame Material Steel Steel Skate Wheel Material 1 15/16 in Wheel Diameter Inline Wheel Alignment 3 in Roller Spacing Light-Duty