Elements of Design DS435 St. Louis Drain Bracelets for Supply Line for DS455, Oil Rubbed BronzeOur drain bracelets are small ring-shaped fixtures used for supply lines. The loop is measured 1 1/2" wide (inner diameter) and has a 1/2"-20UNF opening for sealing the bracelet. The product comes in all available finishes to enable color coordination.Elements of Design DS435 St. Louis Drain Bracelets for Supply Line for DS455, Oil Rubbed Bronze Features: High Quality Brass Construction Mount On Waster And Overflow Drain Work With Freestand Supply Line 1/2"-20UNF opening 1 1/2" wide (inner diameter) Beautiful Premier Finish California and Vermont Compliant