Dian Culture Bronze trapping

Date: Dian Culture, Yunnan, ca.2nd cent. B.C.-1st cent. A.D.
Dimensions: Ht:4 1/4”, W; 2 1/2”
Description: Bronze trapping possibly for the forehead of a horse, with an inset agate nipple shaped boss, a human head with large horn like headdress(horns separately applied). Small hole filled between horns.