Features: 1) Stainless steel wire braided, special anti-fire rubber inside 2) 13.5mm diameter 3) Si Features:1) Stainless steel wire braided, special anti-fire rubber inside2) 13.5mm diameter3) Size: F5/16" x F5/16". 55cm, 80cm4) Pressure: 2-3 barsPacking:50, 100pcs/carton