For a tough dabber that'll last

while the disc-style percolator takes things up a notch in the filtration game

This is also a domeless nail

delivering a smooth and consistent grind every time

Evolution Discovery Dab Rig Conserve Your Herbs For a tough dabber that'llDiscovery The Discovery by Evolution is a Sidecar Dab Rig that features a 4 way showerhead percolator for ultimate filtration. The 23cm 9in tall rig is constructed from high quality, clear, and colored glass and comes equipped with an angled sidecar mouthpiece. The piece has a fixed, reinforced downstem with an 18mm male joint and a removable, 18mm female vapor dome with roll stopper handles and a glass concentrate nail. The dab rig's thick, circular