MLfire Mini Furniture Casters Wheels Household Anti-rust L-shaped Mounting Plate Rubber Swivel Roller for Moving Chair Crib - Walmart.com
Weld on Caster Top Plate / Shim - 2-3/8 x 3-5/8" Unplated - Mapp Caster
6" x 2" Rigid Plate Mount Caster: 1,250 lb Capacity - Champion Wheel | 46 Series.
VXB Brand 40mm Caster Wheel 44 pounds Swivel and Center Brake Rubber Top Plate Load Capacity=44 lb Mounting Type= Top Plate Mounting= Swivel and Center Brake: Amazon.com: Industrial & Scientific