GRAV 18mm Female/18mm Female Straight Adapter


The Straight Adapter from Grav (formerly Grav Labs) is made with high quality borosilicate glass and is designed to convert your 18mm male glass on glass joint to a 18mm female connection.

  • Borosilicate Glass
  • Grav Decal
  • Convert from 18mm Male to 18mm Female
  • Joint: 18mm Female/18mm Female