2 Pack 21.3" Shipping Container Rugged Caster Dual Wheel - 4000 lbs WLL/Unit - Rubber Shipping Container Moving Dual Wheels with Twist Lock & Support Wheel

Color: Yellow | Frame Material: Steel | Designed for Standard ISO 1161 Shipping Containers Height: 30 Inches | Wheel Material: Solid Rubber Dual Wheel with Twist Lock and small support wheel Wheel Diameter: 21-3/10 Inches | Wheel Width: 6-3/10 Inches Working Load Limit: 4,000 lbs per Unit | Working Load Limit 4 Units Assembly: 11,000 lbs