Keeps your cleaning schedule on track with less disruption. Precision engineered for quiet operation. Non-marking red casters to easily identify traditional dollies from quiet dollies. Eliminates 88% of traditional dolly noise across both smooth and uneven surfaces. Twist lock feature secures containers to the dolly. User-friendly solution for moving heavy objects. 250-lb. maximum load capacity. Heavy duty 3-in. casters. Black 18-1/4 dia. x 6-5/8h.