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45 Series · Plate caster · CasterHQ

Heavy Duty Kingpinless Donut Polyurethane on Aluminum Plate Caster Rigid · 4" x 2" · 4 x 4-1/2" · 1000 lb per caster

Regular price $41
Regular price Sale price $41
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Type
Wheel size
Plate size
SpecificationsSKU 45CR420DUA63M-03
Brand
CasterHQ
Series
45 Series
Type
Rigid
Load capacity
1000 lb per caster
Wheel diameter
4"
Tread width
2"
Wheel
Sirius heavy-duty donut polyurethane on aluminum core
Wheel color
Yellow
Overall height
5-5/8"
Axle diameter
1/2"
Mounting
Top plate
Top plate size
4 x 4-1/2"
Bolt hole spacing
2-5/8 x 3-5/8 to 3 x 3"
Mounting bolt size
3/8"
Bearing
Precision ball
Finish
Zinc plated
Approx. weight
6.5 lb each
Warranty
1 year, defects in materials and workmanship
Top plate 4 x 4-1/2 in. with bolt hole spacing Tap to enlarge
Measure your bolt holes center to center and match them to this plate.
Top plate diagram, full size
Sizes · Rigidcapacity is per caster
SizeCapacityHeightWeightPrice
4" x 2" 1000 lb 5-5/8" 6.5 lb $41
5" x 2" 1200 lb 6-1/2" 8.25 lb $48
6" x 2" 1500 lb 7-1/2" 8.75 lb $54
8" x 2" 2000 lb 9-1/2" 12 lb $68

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2 in. wide kingpinless caster with a sirius heavy-duty donut polyurethane on aluminum core wheel. Rated 1,000 to 2,000 lb per caster depending on wheel size.

Swivel turns 360 degrees. Swivel + side brake adds a steel brake with a lever on the side of the fork: step the lever down to lock the wheel, lift it to release. Also called a top lock brake. Rigid rolls straight only.

Choose your plate: 4 x 4-1/2 in. (bolts 2-5/8 x 3-5/8 to 3 x 3, 3/8 in.); 4-1/2 x 6-1/4 in. (bolts 2-7/16 x 4-15/16 to 3-3/8 x 5-1/4, 1/2 in.). Photos show the 4 x 4-1/2 in. plate.

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45CR420DUA63M-03

Heavy Duty Kingpinless Donut Polyurethane on Aluminum Plate Caster CAD model (45CR420DUA63M-03): free STEP, IGES, DWG, DXF and STL downloads plus a 3D GLB model and a dimensioned drawing (PDF). No login, no email.

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Side elevation
OAH 5-5/8"DIA 4"DIA 4"
Front elevation
WIDTH 2"
Top plate
4 4PLATE 4-1/2 3-5/8 2-5/8SLOTTED TO 3 x 3
BHP 2-5/8 x 3-5/8 to 3 x 3
OverstockCasters.com Part 45CR420DUA63M-03 Model OSC-CAD-rigid-4x2-kpl-06f94b Units in · third-angle · NTS © 2026 OverstockCasters.com. Free for design use. Redistribution or resale prohibited.
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Model matched to this part by spec: wheel diameter, tread width, overall height, mount and swivel geometry. Model adjusted to this part's specs (donut wheel). The model's wheel material or color can differ. Reference only, not for fabrication.