Product Information Material: 304 Stainless Steel Select a Product Part NumberTube OD 13MHHM-DP1001501"- 1-1/2" 13MHHM-DP2502-1/2" 13MHHM-DP100010" 13MHHM-DP2002" 13MHHM-DP3003" 13MHHM-DP4004"