◆ Other recommended keychains here ▷▷ Brass, approximately 25mm shackle, 1 piece, carabiner keychain parts This is a brass, screw-type shackle, approximately 25mm in vertical diameter and 20mm in horizontal diameter. The material is solid brass, and the more you use it, the more it will develop a cool gold color and a unique patina, so please enjoy the aging process. Use it to connect keys, carabiner key rings, wallet chains, and keychains, or for customization.