The Flushmount Adapter from Grav (formerly Grav Labs) has an 18mm male exterior that will fit perfectly into any 18mm female connection. The adapter then allows you to use a 14mm male connection transforming your pipe from an 18mm female to a 14mm female connection.
- Borosilicate Glass
- Grav Decal
- Convert from 18mm Female to 14mm Female
- Convert from 14mm Male to 18mm Male
- Joint: 18mm Male/14mm Female
