Features Details Holds 4 Wheel Dollies: No more carrying multiple dollies or moving them back and forth. Quickly move to the vehicle in need of repair and improve work efficiency. Note: Thecar dolly rack is only a storage rack and does not include wheel dollies. Move Anywhere: Our car jack dolly rack is equipped with 4 swivel casters, ensuring smooth and unobstructed movement on various surfaces. The durable PP casters provide strong load-bearing capacity, ensuring long-term use without damage or detachment. Easy to Place and Retrieve: Vertical tube height: 3.9 inch / 100 mm, Cross-section: 1.18x1.18 inch / 30x30 mm. This vehicle dolly rack is suitable for most wheel dollies. The rack features an insert slot fixation design to keep wheel dollies securely in place and prevent slipping during storage. Heavy-Duty Material: Made from robust Q235B steel, this car positioning dolly storage rack is thick and durable with strong load-bearing capacity, ensuring stability and safety for long-term use. Space-Efficient: Optimized wheel jack rack design allows for organized storage of four wheel dollies, even in tight spaces. An ideal storage solution for home garages and auto repair shops.