This Medical Grade 2 Titanium Nail is all you will ever need for your dab rig. The quality in the grade 2 titanium is backed by an on file material certification. It will not corrode or release residue from heating and cooling.
It has 3 fittings of 10mm, 14mm and 18mm stems, and will convert from a male to female fitting in seconds. Easy to clean and transport. This bad boy will convert almost any existing bong into a dab rig with the twist and turn.