Easy to Use: The thread design makes installation a breeze. When using our bike wall mounts, make sure to install in a stud/wood wall (not drywall, only) to ensure the hook stays secure. For drywall, use proper anchors (not included).Premium Quality: Each hook is constructed from heavy duty galvanized tough steel with non-slip soft matt vinyl coating to prevent scratches for your items. Each hook hold up to 70 lbs.Versatile and Reusable: perfect for ceiling or wall hanging of bicycles, power recreational equipment, furniture, lawn garden tools hoses, in the garage storage, home, apartment or wherever you store your items.Colour:blackMaterial:metalSize:About 15cmPackage Contents:18x Bike Storage Hook RackOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.