Colson Model Numbering System

caster model number
The above caster model number is a 2 Series caster with swivel top plate fork and polyurethane tread wheel (HI-TECH).

Note: The replacement fork model number is the same as above except the wheel suffix is not included (For example 2.03256).

wheel model number
The above caster wheel model number is a 2 Series wheel with a diameter of 31/2", made with polyurethane tread and ball bearing.

Note: The diameter code is usually, but not always the diameter of the wheel (for example, the diameter code 3 could denote 3", 3 1/4" and 3 1/2" wheels). Please check wheel chart for actual diameter of wheel.