Features: The 11 in 1 multifunctional bicycles maintenance tool integrates multiple commonly used tools, making it convenient and efficient to solve bicycles maintenance problem. It is made of 45# steel with highly hardness and durability. Small size, easy to use. It is a necessary tool for cyclists. Multifunctional design, including tools such as wrenches, screwdrivers, Chain remover, and Allen wrenches. Compact and lightweight, easy to carry. It can be used for outdoor cycling, travel, competitions and other scenarios, and is also suitable for daily maintenance and repair of family bicycles. Suitable for bike enthusiasts, professional riders, and those who require frequent bicycles maintenance. Specifications: Material: 45 # steel Color: Black/Red/Blue/Silver/GoldColor Size: As shown in the picture Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Bike Maintenance Tool