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Colson Stainless Poly Casters, 4 x 4-1/2 Plate

Plate sizes: 4 x 4-1/2Bolt holes: 2-5/8 x 3-3/8 slotted to 3 x 3; 3 x 3Diameter: 4, 5, 6, 8 inTread: 2, 4-1/2 inCapacity: up to 1,250 lb
4 x 4-1/2 inch top-plate casters for warehouse carts on epoxy and smooth concrete. Catalog chips cover wheel diameters 4, 5, 6, 8 in, polyurethane, steel, and stainless treads, and capacities 900 to 1,250 lb. Confirm stem length and thread pitch on stem mounts so the shoulder seats flush in the boss. Harder poly rolls easier on smooth epoxy; softer poly cushions vibration on uneven slabs.

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