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2 in Wide Kingpinless Casters | 4-8 in

These 2 in wide kingpinless casters fit shop carts, equipment, and material handling carts that move heavier loads. Casters in this collection range from 450 to 2,000 lb per caster. Wheels are 4 to 8 x 2 in swivel and rigid models. Kingpinless swivels hold up better under shock and repeat loads. Wheel options include polyurethane, nylon, phenolic, and forged steel, so match the tread to the floor and the load. Softer polyurethane or soft rubber or TPR tread is the better pick when the floor has chips or grit. Match the 4 x 4-1/2 in plate, bolt pattern, and overall height before you order. Choose swivel casters when the cart must turn in place and rigid casters for straight travel. Read the listing for the exact wheel size, overall height, and mount shown. Confirm the load rating printed on the title before you order. Heavy duty hub: heavy duty casters. Plate aisle: plate casters.
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2 in Wide Kingpinless Casters: buying guide

2 in wide kingpinless casters in polyurethane, nylon and rubber, 4 to 8 in wheels, rated 450 to 2,000 lb per caster.

Diameter 4 to 8 inTread 2 inPlate 4 x 4-1/2 in450 to 2,000 lb per caster

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2 in wide kingpinless casters by tread

Tread Core Wheel sizes Rated per caster Listed temperature Where it fits
Polyurethane Steel and Polyolefin 4, 5, 6 and 8 in 700 to 2,000 lb -45°F to 180°F quiet, floor-friendly and long wearing
Nylon 4, 5, 6 and 8 in 800 to 1,400 lb Up to 180°F low rolling effort on smooth floors, handles wet areas
Rubber 4, 5, 6 and 8 in 450 to 675 lb -45°F to 180°F cushioned and quiet on finished floors
Ductile iron Steel 4, 5, 6 and 8 in 1,500 to 2,000 lb -45°F to 800°F heavy loads with better impact strength than cast iron
Phenolic 4, 5, 6 and 8 in 800 to 1,400 lb Up to 250°F hard and easy rolling on smooth, dry floors
Semi-steel 4, 5, 6 and 8 in 700 to 1,400 lb -45°F to 600°F rough floors, heat and heavy loads

Ratings are for single casters of 2 in wide kingpinless casters, from product fields [S1].

Wheel sizes

Wheel Treads Rated
4 x 2 in polyurethane, rubber and ductile iron 450 to 1,500 lb
5 x 2 in polyurethane, nylon and ductile iron 500 to 1,500 lb
6 x 2 in polyurethane, nylon and ductile iron 600 to 2,000 lb
8 x 2 in polyurethane, nylon and ductile iron 675 to 2,000 lb

Choosing 2 in wide kingpinless casters

  1. Load: divide the loaded weight by three for a four-caster cart [S2]. A 1,500 lb caster from this page then suits about 4,500 lb, and the strongest at 2,000 lb about 6,000 lb.
  2. Mount: most 2 in wide kingpinless casters use a 4 x 4-1/2 in top plate; check the bolt spacing on your frame against the plate size.
  3. Floor: on 2 in wide kingpinless casters, polyurethane and rubber are kinder to tile and finished floors; nylon, ductile iron, phenolic and semi-steel roll easier under heavy loads on smooth concrete.
  4. Rig: swivel 2 in wide kingpinless casters are listed.
  5. Heat: among 2 in wide kingpinless casters, the highest listed range is -45°F to 800°F on ductile iron; check the temperature field on each listing before oven or hot-room use.

2 in wide kingpinless casters questions

How much weight can 2 in wide kingpinless casters carry?

Single 2 in wide kingpinless casters are rated 450 to 2,000 lb; most fall between 900 and 1,500 lb.

What top plate do 2 in wide kingpinless casters use?

Most 2 in wide kingpinless casters use 4 x 4-1/2 in.

What wheel material is most common on 2 in wide kingpinless casters?

Polyurethane leads on 2 in wide kingpinless casters, rated 700 to 2,000 lb per caster. Nylon is next at 800 to 1,400 lb.

Sources

  • [S1] CasterHQ product fields (rated load, diameter, width, wheel and core material, temperature range, mount) and product descriptions for the items on this page, pulled October 20, 2026.
  • [S2] Preferred Equipment casters and wheels quick guide PDF (prefeq.com): load sizing on one less caster, wheel types and floor notes.

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