Standard Bore Tool, Product Type Automatic Tire Inflation System Accessories, Material Brass, Plastic, Steel, Overall Length 3 in, Overall Width 3/4 in, Overall Height 3 in, Overall Diameter 3/4 in, Color Clear, Includes Core Remover, Features 1/4 Female NPT Allows Easy Attachment to Air Hose, Clip-On Style Chuck, Ideal for Nitrogen Purging and Inflation, Reduces Inflation Time by 50 Percent, Retractable Core Housing Allows Safe Removal and Replacement of Valve Core