1120lbs Load Tested: Our garage wall shelves undergo rigorous testing, with each individual unit supporting 280 lbs. The 4-pack (1.64x4ft) offers a total weight capacity of 1120 lbs Innovative Design: Unlike fixed-spacing systems, Aecxm garage storage shelves wall mounted feature sliding rail screws, allowing installation on wood studs spaced anywhere within the 48-inch garage shelf length. No more compatibility issues with uneven stud spacing Premium Materials: Our garage shelving features a rectangular tube frame paired with thick welded wire mesh for superior strength. Finished with a fine sand-texture, high-temperature powder coating, it delivers a sleek, modern, and perfectly flat design Easy Installation: Includes all mounting hardware and instructions for hassle-free setup—even one person can do it. This wire shelves for wall helps organize clutter, keeping your garage, pantry, kitchen, or laundry room neat and tidy Customer Support: Aecxm offers full after-sales service to protect your purchase. Contact us anytime for assistance. (Note: For brick or concrete walls, use expansion anchors to securely fasten the heavy duty wire shelving after drilling.) Notice：For concrete wall installation, pre-set holes should be drilled with electric hammer, plastic pins should be inserted, and screws should be locked in to fix them .