DOG Collar Buckles W Dee 1/2" Nickel Finish 20 Sets 20 pcs 1/2" Nickel Finish Dog Collar Buckles, and 20 pcs 1/2" Welded Dee Rings to match (20 Sets) as shown. Nickel Finish, Sturdy Solid Steel, Superior Quality Single Tongue buckle, standard hardware for dog collars. Fits on leather or fabric strap or belt