Product Information Material: 316 Stainless Steel Select a Product Part NumberUsed On RHEZ1753/4"- 1" (20mm- 25mm) RHEZ343"- 5" (75mm- 125mm) RHEZ1521-1/4"- 2-1/2" (32mm- 65mm) RHEZ66" and 8" (150mm and 200mm)