The Garage Organization kit is a space-saving solution designed to help you declutter your garage or any storage area. Materials in kit are Plastic and Steel. All mounting hardware included for installation into drywall or studs. Garage Organization kit includes 1 Adjustable Super Grip, 1 Hollow Wall Tool Holder, 3 Tool Storage Clips, 1 Bicycle Hook, 1 Double Screw Hook, 1 Ladder Hook, 1 Screw Hook, and 1 Storage Screw Hook. Thoughtfully designed kits offer flexibility and easy to install in any room. Safe Working Load (SWL) for Components: Adjustable Super Grip: 5 lbs; Hollow Wall Tool Holder: 15 lbs; Tool Storage Clips: 5 lbs per clip; Double Screw Hook: 15 lbs; Storage Screw Hook: 20 lbs; Bicycle Hook: 45 lbs; Screw Hook: 50 lbs; Ladder Hook: 20 lbs, National Hardware's Lifespan