66 Series Casters with A1 Top Plate (4" × 4-1/2") are medium-duty plate casters with 2" wide wheels and roller bearings, for carts, racks, dollies and shop equipment. One listing, five wheel choices.

Wheel types

• Polyurethane on Polyolefin – Red/Black. Quiet, floor-friendly, economical.
• Polyurethane on Cast Iron – Red/Silver. High capacity with floor protection.
• Rubber on Cast Iron – Black. Quiet, cushioned ride.
• Cast Iron (Semi-Steel) – rugged choice for rough floors and heavy shop use.
• Phenolic – Black. Hard, easy-rolling, resists oil and grease.

Choose your wheel type, size (4", 5", 6" or 8" × 2") and caster style (Swivel, Rigid, or Swivel with Top-Lock Brake).