Can be used in both walls or cement walls with expansion screws. The bike hook saves space and is highly cost-effective when compared with a traditional bike rack. Easy to fit, handy size. Though this bike hook is simple , it's so practical when you use it. Features - Color: Black. - Material: Iron. - Size: 17.00X13.00X9.00cm/6.68X5.11X3.54in. - Made from heavy-duty iron material, durable and safe for use, the hook is stronger than others. - Strong and durable, suitable for use anywhere in your house, including your kitchen, bathroom, garage, hallway, garden shed and more. - Make sure to install in a or wood wall to ensure the hook stays secure when using. - Perfect for use as storage hooks for garage or storage hooks for bikes and bike . - Fine workmanship and creative appearance ensure its popularity and practicality. Package list: 1 x bike hook