Update your water pipe with this high-quality glass diffused downstem. This item features a ground 14mm male to 14mm female joint. This piece comes at a standard size and fits most 8"-12" water pipes with...

  Introducing our newest innovation in smoking technology - the Matrix Downstem! With a combination of vertical and horizontal slits along the flared base, this downstem offers unparalleled percolation and a smooth, even flow of...

With an even distribution of slits along the flared base of the downstem, you'll notice a steady flow and percolation action going on. Some users have claimed that this downstem is the best downstem in...

Measurements are from End of Glass on Glass to the end of the downstem   4 Slits with 3 Multiplying Rods per slit resulting in 4 holes per slit (32 Holes Total)

18mm to 14mm Diffused Downstem - 2.5