This is a rear wiper cap, a rear wiper mascot! It uses an M6 10mm nut. It can be installed on most Japanese cars. Occasionally there are exceptions, so please comment if you'd like me to check! I will include another nut, so please adjust the rear one yourself. Please purchase only if you understand that this is a handmade item. Please confirm the product description and photos, and only purchase if you understand them well. Also, if you ask questions about the items already described in the product description, I may delete your question. Please ask any questions you may have. Please refrain from liking the item if you are not interested in purchasing it. There have been instances where items were purchased without reading the description and understanding it, and then a cancellation request was made to the administration. The items in the photos are all that are included, and due to the prevention of tampering and theft, we cannot accept claims, returns, or exchanges. Also, I may delete comments and block users with low ratings. Only those who agree to these terms, let's have a pleasant transaction. Thank you.