45 Series Casters with Urethane on Iron wheel

Heavy-Duty industrial strength casters for variety of work environments

  • Kingpin - 5/8" diameter rivet hydraulically pressed
  • Axle - 1/2" diameter drilled axle with lubrication fitting
  • Finish - Zinc plated to protect against corrosion
  • Mounting Plate - 4" x 4-1/2" x 1/4"
  • Bolt Hole Spacing - 2-5/8" x 3-5/8" slotted to 3" x 3"
  • Mounting Bolt Diameter - 3/8"
  • Temperature Range - -40 degrees F to 176 degrees F


Click on the model number for additional details and ordering information
Rigid Swivel
Wheel Size Overall Ht. Cap. (lbs.) Model No. Price Model No. Price
4" x 2" 5-5/8" 700 45-UIR-0420-R $21.90  45-UIR-0420-S $23.55 
5" x 2" 6-1/2" 1050 45-UIR-0520-R $22.89  45-UIR-0520-S $24.86 
6" x 2" 7-1/2" 1200 45-UIR-0620-R $27.16  45-UIR-0620-S $29.16 
8" x 2" 9-1/2" 1200 45-UIR-0820-R $36.61  45-UIR-0820-S $38.68