Rigid, Plate Caster, Load Rating 200 lb, Wheel Dia. 6 1/4 in, Wheel Width 1 7/8 in, Wheel/Tread Material Rubber, Non-Marking No, Number of Wheels 1, Caster Brake Type No Brake, Tread Shape Ribbed These medium-duty plate casters have semipneumatic wheels that will not go flat if they are punctured. The wheels have a thick rubber wall with a nonpressurized air pocket in the center. They are lighter than flat-free wheels, and they require less maintenance than pneumatic wheels because they do not have to have their air pressure checked. However, they are more rigid and absorb less shock and vibration than pneumatic and flat-free wheels. Medium-duty plate casters with semipneumatic wheels are suitable for use in areas where they may encounter sharp debris. They can be used on carts, trucks, an.
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