Model 2-150 are dual wheel plate casters with a capacity of up to 40,000 lbs per caster depending on the wheels selected. Model 2-150 feature our dual wheel casters with the highest load capacity ratings. Caster Model 2-150 wheels come in three diameters: 8”, 10”, and 12”. All are 4” wide. Optional features include a fact contact wheel brake that locks both wheels simultaneously, and a swivel lock that converts a swivel caster into a rigid caster when you need to control the direction in a straight line.