This bicycle wheel hub axle is designed for stiffness and comfort, highly durable and smooth rollingFront and rear bicycle axle used to replace the rear wheel on the bicycle for cleaning, transportation and maintenance, and fix the chain in placeMountain bike wheel axle can prevent the chain from tangling during transportation or when cleaning the chain, and to prevent the frame from being scratchedWheel hub axle is easy to use, just remove the rear wheel from the bicycle. clamp the chain retainer or dummy hub on the hookBicycle wheel hub axle allows the bicycle to be moved with the wheels removed, and the derailleur can be movedDescriptionThis bike wheel axle is made of metal material, firm, durable and long service life. Easy to install and disassemble, convenient to use. Precision machining, high strength and not easy to break. Ican provide continuous performance to improve your performance and experience. Suitable for most bikes with matched length.FeaturesBike wheel hub axleColor: black Material: Metal.Size: Rear axle: 18 cm/7.09 inch.It keeps the chain taut and away from the frame and paint.Package Including1 * Rear bike wheel hub axle