... Buckle 2) Key ring, Key Chain 3) D Ring 4) O Ring Wire buckles - D ring O ring key chainMaylan Metals & Lighting MFG, 30 ... , wire forming and spun forming.Metal Hardware accessories:1) Buckles2) D Rings, O Ring3) Buttons4) Key ChainsAbove accessories are used for:1 ... a quote. and welcome to visit our factory: Wire buckles - D ring O ring key chain