This 18mm female To 18mm male Drop Down Adapter canconvert your jointfrom female to female or from male to female. That means you can beused withany 18mm piecetoprotect your jointfrom high temperature. It comes with high-quality borosilicate glass which is durable and heat resistant.
This adapter is 3.5" long, along distanceto extend the smoke path forcooling down the smoke. And it is easy to use, connect it with the joint then use the 18mm male or femalebowl pieceorquartz nail.
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