Brass Craft 1-20DL BZP 3/8 O.D. by 20 -Inch Brass Craft 1-20DL BZP Toilet Supply, Oil Rubbed Bronze 3/8-Inch OD Tube x 19-1/2-Inch Length Water supply riser Made from 80-85 percent recycled materials The brass bar stock comes from 100 Percent recycled material Oil rubbed bronze