CPR series cradle pack replacement header fit most common sized cylinder cradles. Machined body is 1 1/2" yellow brass bar stock, include proper CGA Valve, 24" flexible, stainless steel pigtails PTFE lined for standard gas service, ETFE lined for high purity and lighter than air gases (hydrogen and helium) or 3,600 PSIG Post Sintered PTFE. The modular design and removable flexible pigtails allow for quick and easy repairs.