Niobium Seam Ring

20g 1/4" HIgh Polish 20g 9/32 High Polish 20g 5/16" High Polish 20g 11/32" High Polish 20g 3/8 High Polish 20g 7/16 High Polish 18g 1/4" High Polish 18g 9/32" High Polish 18g 5/16" High Polish 18g 11/32" 18g 3/8 High Polish 18g 3/8 Gold Anodized 18g 7/16" High Polish 18g 1/2" High Polish 18g 9/16 High Polish 16g 1/4 16g 9/32 16g 5/16" 16g 3/8" 16g 7/16" 16g 1/2 16g 15/32" 16g 9/16 16g 11/32" 14g 7/16" 14g 13/32" 14g 3/8" 14g 11/32'