Accessories:Hex Adapter-6PCSStainless Steel Screw Shaft M4*2.5*11-6PCSShims 5mm-6PCS5mm Metal Washer-6PCSStainless Steel Hex Socket Screw-6PCSOriginal Name / Part No:8269Product major functions & usage:Connect with front CVD and rear drive shaft with wheelsMajor advantages of upgrading to this part/product :1. Made with a light material high tensile strength aluminum 6061 T6 for great sturdiness.2.Reduce the gap and closer to the wheel, extend the wheelbase by widening the width of the hex.Thickness of hex: 12mm (7mm thicker than original)