Physical Dimensions: H. 13 in. (33.0 cm); W. 13 13/16 in. (35.0 cm); Diam (outside) of solid links 7/16 in. (11.4 mm); Diam. (inside) of solid links 11/32 in. (8.6 mm); Diam. (outside) of riveted links 15/32 in. (11.3 mm); Diam. (inside) of riveted links 5/16 in. (8.2 mm).