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Colson Expanding Adapter Casters · Up to 2,500 lb · 3-1/2"–5" · Rubber & Polyolefin

Diameter: 3-1/2, 4, 5 inTread: 1-1/4, 1-5/16 inCapacity: up to 2,500 lbStem: expanding
Colson casters in this aisle cover expanding-stem and plate-mount builds for heavy warehouse carts, die carts, and plant fixtures. Typical builds show wheel diameters 3-1/2, 4, 5 in, polyolefin treads, and capacities 230 to 2,500 lb. Size capacity from the heaviest corner load with shock margin, and keep overall height consistent across the set. Match bolt-hole spacing or stem diameter to the frame before you standardize a fleet.

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3 types

Wheel = wheel diameter · capacity is per caster.

Colson Expanding Adapter Casters: buying guide

Video Guide Expanding Stem Casters for Square & Round Tubing

How the rubber expander locks into open tube legs — measuring inside diameter, selecting the adapter size, and seating the caster. Applies to every size on this page.

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