B Sleeve B-100 B100 Sleeve for straight butt connection Bare crimp sleeve Bare crimp sleeve for copper wire Nichifu Fuji Terminal Industry I think it's a mix of Nichifu, Fuji Terminal, etc., Please understand. Although unused, It has been stored after opening the box. There are minor scratches and dirt. Please understand. We offer discounts for bulk purchases, so Please take a look at our other products as well. We will also be listing more items in the future, So please follow us. Thank you for viewing.