4 piece-Brass 3/8inch Natural,Propane quick convert connect fittings adapter , include: 3/8inch Female Pipe Thread x 3/8inch Male Flare Quick Connect /Disconnect adapter, 3/8inch female NPT x 3/8inch male quick connecting full flow plug, 3/8inch male NPT x 3/8inch male NPT connecter, 3/8inch flare female x 3/8inch male quick connecting full flow plug   Sturdy material: these Coupling connecter adapters and natural gas quick connecting fittings are made of 100% solid brass material, The center hex nut of these quick-connect adapters provides a solid grip while installing, not easy to break and deform, durable .ductility at high temperatures and low magnetic permeability provide a long service time.   This 3/8 Inch natural gas quick conversion connecting fittings kit can be applied in low-pressure natural gas or propane gas systems, suitable for Cart Style Liquid propane/ natural Gas Grill, motorhomes, trailers, ships, firepit, fireplace, etc.   3/8inch male quick connect full flow plug x 3/8inch female NPT and 3/8inch flare female thread with lp propane hose use in combination togethe can easily convert the BBQ grill and the fire pit table gas inlet to quickly connect/disconnect adapters mode, without tools, and easy to install, also easy to quick use   This 3/8inch quick connect conversion coupling kit is powerful, widely used, and many quick connection methods mode, suitable for all 3/8 connection gas cookers, fire pit quick connection      Colour: gold   Material: copper      Package Contents:   4 x brass 3/8inch natural propane quick change coupling adapter      Only the above package content, other products are not included.   Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.