This set of four 4” Caster Roller Wheels can screw right onto any of our adjustable shelving units, but their universal design makes them ideal industrial wheels for furniture around your house or other scaffoldings. To be thorough, check the diameter prior to purchasing to ensure they fit your household furniture.

• Includes two locking and two non-locking caster roller wheels
• Large caster wheels; maximum load capacity of 350 pounds
• Dimensions: 4” diameter
• Steel and rubber construction