Large Capacity: The 4x6ft overhead garage storage rack combines a weight-bearing capacity of 450 pounds, which provides a reliable storage solution. Clear Floor Space: The overhead garage storage rack utilizes the unused ceiling space, maximizing valuable floor space in the garage. It allows for vertical storage, maximizing storage capacity without occupying the ground area. Adjustable Height: The 4 vertical support bars can be adjusted from 22" to 40", making it suitable for different garage ceiling heights and accommodating items of various sizes. Sturdy and Durable: The integrated design of mesh panels and frames ensures durability and prevents easy separation. Thick 8mm screws have gone through strict tests. Compatibility: It's compatible with joist spacing of ≤24 inches. If the ceiling joist spacing is greater than 24 inches, it is only compatible with 36 inches of ceiling joist spacing. Also it's compatible with ceiling angles under 15 degrees. Note: Suitable for wood studs/joists and concrete wall, CAN NOT be mounted to metal wall. The 4ftx6ft overhead garage storage rack utilizes unused ceiling space, freeing up valuable floor space in the garage. It allows for vertical storage, maximizing storage capacity while preserving the maximum amount of floor space.It holds up to 450 lbs., providing a reliable storage solution. This rack offers ample space to store various items while being capable of safely supporting heavy loads.