*The recent models have a thicker mouthpiece than in the photos

8.5" tall

14mm ground joint

Perfect vortex and bubble dumping function

3 seed perc

Extra thick glass in all places, this version of the BTK is slightly improved from the last. The main changes are the percolator size being reduced by 20% as well as an adjustment to the drain. The function on these is very smooth and light for a recycler.