The SRS-72 Steel Rolling 6 ft Scaffold has a 1000lb load capacity (distributed evenly). The locking casters swivel for convenient 360-degree mobility. Unique design protects the locking pins to prevent accidental unlocking or release. Deck pins secure plywood to scaffold frame. Platform height is adjustable in 2 inch increments for unique working heights and uneven surfaces such as a stairwell. Sections stack easily when casters are removed (2 section maximum).