Dead Head Regulator LW: Designed with the latest in CAD software, the SPIN Regulator is the lowest mass compact regulator on the market. Low Pressure Drop: High Flow design eliminates pressure variations. Pressure Fluctuation: Less than 1/2 pound and has Zero Creep. Fast Response: LW moving parts enables an ultra fast pressure response. Durable: Hard coated to resist wear, made with top quality components. 2 Gauge Signal Ports: Configure gauge to read either low or high pressure. Far superior to any other Regulator on the market today. Made in the USA.