OVER RACING エンジンスライダー ブラック

The product you are referring to, "4539770121845 OVER RACING エンジンスライダー ブラック," seems to be an engine slider made by Over Racing, a company known for high-performance motorcycle parts and accessories. Engine sliders are designed to protect the engine and bodywork of motorcycles during falls or accidents. The "ブラック" indicates that it is available in black color.
If you have specific questions about this product, such as its compatibility with certain motorcycle models, installation instructions, or where to purchase it, please provide more details!