16.1.30 Single Ring Ends: 1/2″ Sq. Height: 44″ Wt. 3.4 lbs. Pairs with: All 1/2″ Sq. balusters The 16.1.30 is an iron baluster that features a single 4″ ring. This baluster is solid wrought iron and is 1/2″ square. This single ring baluster pairs with all other half inch products.