4" RUBBER GROMMET TO 14mil MALE GLASS ON GLASS ADAPTOR. GGADP-1AM
Hard to find 4" rubber grommet to glass on glass adapter. Straight 12.5mil diameter diffused downstem with 14mil male glass on glass fitting on top. Fits into rubber grommet in water pipe and allows conversion to use 14mil female glass on glass bowl, oil dome or accessories. Diffuser slots. Comes with rubber donut grommet. Also available in 19mil. 12.5mil is approx 1/2" This is a custom made item. Be sure to order correct size.
Please see Glass Accessories Measuring Guide.