Bong stems a.k.a drop pipes or downstem are long pieces of tube that serves as a connector between the bowl and the water pipe. It builds a suction pressure that pulls the smoke down through the mouthpiece, allowing you to have a smoother hit. 

As a bong enthusiast, I am pretty sure you are aware of how crucial it is to have a functional downstem for accurate cooling and filtration. At Olivastu, you can choose from a wide range of down stems including the standard ones and unique designs ones like the showerhead, diffuser, slit-diffusion, pearl diffusers, and much more. 

The bong stem replacement can be found in all the standard joint measurements; 10mm, 14.5mm, 18.8mm and 29.2mm.

We also have all the different varieties of metal bong stem & glass bong stem to fit all kinds of joints.

Shop our bong stem inventory today.