Hign-concerned Chemical:None Model Name:1AA804491 Origin:Mainland China Item Type:Windscreens/Wind Deflectors Features: brand new and high quality Made of high-quality brass and rubber materials, good quality and long use for time. Suitable for most motorcycle windshields, with a wide range of uses. Different specifications can meet different needs. Well nuts typically do not last for the life of your machine and should be replaced periodically if dried out and cracked. The products have been strictly tested before leaving the factory, and the quality is guaranteed. Specifications: Material:Rubber Type:M4,M5,M6 Net Weight:20-22g Package Includes: 10x Rubber Well Nuts Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.