It is used for the professional axis of bicycles, suitable for home, auto repair shop and other places. The workmanship of this product is perfect, and you will have a good experience in using it. Small size, light weight, it is easy to carry and store, will not take up a lot of space. Features -Color:White -Material:Iron -Size (front axle):15.00X0.90X0.90cm/5.89X0.35X0.35in -Size (rear axle):18.00X0.90X0.90cm/7.07X0.35X0.35in -Note: Front axle: 3/8. Rear axle: M10. -Bike Axle is made of iron material and lightweight and durable enough to reduce the load on the bike. -Surface treatment, which is not easy to fade. Make a long time available. Bike Axle can bring much convenience to you. -It is manufactured with professional technology to ensure the of the product and can work for a long time. -Great accessory for cycling enthusiasts. It is suitable for mountain bike. It also can last for a long time of use. -It can be a practical present for your friends who biking, they will be very happy. Package list: 2 x Front Axles 2 x Rear Axles