FITMENT: The front fork axle nuts fit for Sur Ron Ultra Bee. MATERIALS: The axle nuts for surron ultra bee are made of aluminum alloy which is not easy to rust, although lightweight, it also has strength and is not easily deformed. FEATURE: Fixed on the front axle for sur ron ultra bee, prevent dust and water from entering, extending the use life of the front axle. ANODIC OXIDATION: Front fork axle nut has undergone anodizing treatment, which is not easy to fade, colorful and smooth with a glossy surface. Colour:Black Material:aluminum alloy Package Contents: 1 x Front Fork Axle Nut Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.