Medium Duty Institutional Castors with expander fitting to fix to hollow section tube

Swivel and swivel brake castors complete with expanders/expansion adaptor fitting. This fixes castors to round or square hollow tube, available in 4 sizes of expansion range.

Expander fits inside the tube. When the bolt under the castor is tightened, the expander grips the tube wall.

Medium duty institutional castors with expander product details:

• Wheel material: nylon, polyurethane, grey or blue non-marking rubber wheels.
• Wheel diameters: 75mm, 100mm and 125mm.