Western Enterprises Cryogenic Transfer Hoses Cleaned for oxygen service. Exceptional flexibility, hose resists kinking. Machined CGA stainless steel end connections. Constructed of 316 stainless steel for all wetted parts. Use in cryo-biological and medical systems, and gas filling plants Pack of 1 WARNING: This product can expose you to Lead, a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov - Lead