50mm Black Kaiflex ST TubePlease note: Production lead time may be up to 5 working days on all box quantities. Box Quantities Product Option Insulation Thickness Pipe Internal Diameter Total Length Number of Units (Box) Kaiflex ST Tube 50x022 50 mm 22 mm 14 m 7 Kaiflex ST Tube 50x028 50 mm 28 mm 10 m 5 Kaiflex ST Tube 50x035 50 mm 35 mm 8 m 4 Kaiflex ST Tube 50x042 50 mm 42 mm 8 m 4 Kaiflex ST Tube 50x048 50 mm 48 mm 8 m 4 Kaiflex ST Tube 50x054 50 mm 54 mm 8 m 4 Kaiflex ST