Plarail connecting parts (normal type). These are spare parts that I didn't use. - Type: Plarail parts Please let me know if there are any unwanted parts, and I will reduce the number before shipping. Also, I can't increase the flat ring parts on the right side of the photo, but I can change the hooks on the left side of the photo. I am accepting orders for a total of four pieces. I apologize if the explanation is unclear. Please ask if you have any questions. Thank you for your consideration.