Bulldog Winch Deflator with 0-100PSI Analog Pressure Gauge Black. The innovative design of the Valve Stem allows the removal and replacement of the valve core for quick and accurate deflation so you can save time and be sure you have the best off road tires possible. Air Down button allows air down for improved off road traction. Quick release valve provides the ability to air down for improved off road traction. Controls removal & replacement of the valve core for quick and accurate deflation. Specifications for Bulldog Winch Deflator with Pressure Gauge: Manufacturer: Bulldog Winch Application: Car Fabric/Material: Rubber Quantity: 1 Color: Black Features of Bulldog Winch Deflator with Pressure Gauge Glow in the Dark Air Down for Improved Off Road Traction Quickly Deflates Tires Controls Removal & Replacement of the Valve Core for Quick And Accurate Deflation Solid Brass Precision Movement with Bronze Bourdon Tube Bourdon Tube Movement is Not Affected by Changes in Temperature Humidity or Altitude Molded rubber cover to help protect the gauge Package Contents: Bulldog Winch Deflator with Pressure Gauge Storage pouch Bulldog Winch 42066: Deflator with 0-100PSI Analog Pressure Gauge Black