Description: 1/4 Inch Male Pipe Thread to QCC1/Type1 Excess flow protection-Safety plastic cap pops off if damaged stopping flow of propane High quality solid brass construction makes it corrosion resistant Great for any regulator/hose assembly with a 1/4" female pipe end. Easy to connect attachment, no tools required Specification: Size: approx. 42×41×41mm/1.65×1.6×1.6inch Package Includes: 1 Piece Propane Regulator Adapter