1. Material: stainless steel tube
2. Size: <=6 meter.
3. Thread Standard: American
4. Certification: ISO9001, SGS, CTI, ROHS
OD: 19 - 20 - 21- 22 - 23mm
OD: 12 - 13 - 14 - 15 - 16mm
OD: 22.5 - 26 - 29.5 - 33 - 36.5mm