50mm Blow Off Valve Kit 50mm Blow Off Valve 50mm Diameter Valve T6061 Aluminum Body & Cover CNC Machined Silicone Diaphragm Anodized Silver Fast Respond Incredible Sound Operational seven to 35 PSI Fit on Tial Flange Weld Flange 304 Stainless Steel The Kit Include (1) 50mm Blow Off Valve (1) Stainless Steel Weld Flange (1) Stainless Steel V Band Clamp (1) O Ring (1) Banjo Fitting Notes Most orders will be shipped within one to 4 days after payments received. We do not ship on weekends or national holidays. Due to rare but potential variation in postal process, please reconsider if the purchase is urgent.