uxcell Valve Pressure Cooker Fitting Relief Valve Product Name : Valve + Relief Valve;Fit for : Pressure Cooker;Material : Metal & Plastic Color : Maroon & Silver Tone;Valve External Size (Approx) : 2.7 x 1.9cm/1.1" x 0.7" (H*D) Valve Hole Diameter : 4mm/0.15";Relief Valve External Size : 2.8 x 1.4cm/1.1" x 0.5" (L*D) Relief Valve Screw Dia(Approx) : 9.1mm/0.35";Net Weight : 15g Package Content : 1 x Pressure CookerValve;1 x Relief Valve : 1 x Relief Valve