ITEM NAME:10Pcs M10 Bike Wheel Hub Axle Nuts Aluminum Bicycle Skewer Bolt Screw Nuts Description: - 10 Pieces steel bicycle wheel axle flange nut, lightweight high strength, corrosion resistant and durable. - A flange nut has a wide flange at one end that acts as an integrated, non-spinning washer. - This serves to distribute the pressure of the nut over the part being secured, reducing the chance of damage to the part and making it less likely to loosen as a result of an uneven fastening surface. - Easy installation, fit bicycle quick release screw nut.It is suitable for bike rear /front hub. - Mountain bike road bike fixed gear DIY modified accessories. Specification: - Material: Steel - Outer Diameter:Approx.22mm/0.9inch - Height:Approx.15mm/0.6inch M9 :Inner Diameter: Approx. 8mm/0.3 inch M10 :Inner Diameter: Approx. 9mm/0.35 inch - Quantity: 10 Pieces - Color: Silver Package Included: 10 Pieces Bicycle Wheel Axle Nut Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks!.Easy installation, fit bicycle quick release screw nut.It is suitable for bike rear /front hub. - 10 Pieces steel bicycle wheel axle flange nut, lightweight high strength, corrosion resistant and durable.