GRAV - 14mm Female to 18mm Female Adapter

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This adapter will expand or reduce the intake on your piece. Its reversable so you can do two things with it; change a piece that has a 14mm male joint into a 19mm female joint, or reverse it to change a 19mm male joint to a 14mm female joint. It's your world!


  • Fits 14mm male or 19mm female direct inject pieces
  • Expands 14mm male to a 19mm female
  • Reduces a 19mm male to a 14mm female joint
  • Total Height: 2 in

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