Model 2-150 are dual wheel plate casters with a capacity of up to 40,000 lbs per caster depending on the wheels selected.ย Model 2-150 features dual wheel casters with the highest load capacity ratings.ย Caster Model 2-150 wheels come in three diameters: 8โ, 10โ, and 12โ.ย All are 4โ wide.ย 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.ย