This 14 gauge steel 7.5" diameter combat grade functional medieval shield boss comes with 6 pre-drilled holes and all the hardware for a quick and easy install on your shield. A shield boss, or umbo, is a round, convex or conical piece of material, usually metal, at the center of a shield. The ..

Price: $23.98

Source: 14 Gauge Steel 7.5" Combat Grade Functional Medieval Shield Boss Umbo SCA HEMA