The Prime fit IC1414FB6 Industrial 6-Ball Brass Coupler is a quick connector with a body measuring 1/4-inch with 1/4-inch female NPT threads. Industrial interchange is compatible with Industrial, "M", "D" and "I/M" style plugs and couplers. This 6-ball bearing coupler features a brass construction, which means high corrosion resistance, longer life and smoother operation. The Prime fit IC1414FB6 1/4-Inch Industrial 6-Ball Brass Coupler comes with a 1-year limited warranty. Prime fit Inc. and its affiliated companies have been one of the leading global manufacturers of Pneumatic Tools, Air Accessories and Air Hoses since 1976. Prime fit produces a broad range of industry leading products serving the Consumer, Automotive, Commercial and Jobsite pneumatic markets.