Briny River 8pcs 3/8 inch Bicycle Axle Nuts for Urban Commuter Vehicles Mountain Bikes Bicycle

["Nut thread: 3/8 inch, 6.8mm thick, suitable for the front and rear axles of most ordinary bicycles.","The nut is made of metal, with phosphate heat treatment on the surface and rust-proof treatment, which is durable and not easy to fall off.","Used to fix the bicycle hub axle, effectively preventing the tire from loosening or shifting during riding.","Suitable for various types of bicycles such as urban commuter vehicles, mountain bikes, road bikes, etc.","The package contains 8 nuts, which can be used to replace the front and rear wheels or as spare parts."]