Shure SM48-LC Vocal Dynamic Microphone, Cardioid A great performance microphone for lead vocals, backup vocals, and spoken word applications. SM48-LCView larger SpecificationsView larger LifestyleView larger Polar Pattern (Low Frequency)View larger Polar Pattern (High Fr...

In-Line Check Valves are perfect for preventing back-flow through hoses and for maintaining prime in a suction or discharge line. Available in two models, the larger one fits both 1'' and 1-1/2'' hose, and the smaller version fits 3/4'' hose. Suitable for use with manual or electric pumps.