Hurricane 8" Dab RigCategory Five The Hurricane by Evolution is a dab rig that will leave you in a spin! The solid rig features a barrel percolator that works hard to provide powerful filtration to your hits. The 20. 5cm 8inch tall rig is constructed from high quality clear and colored borosilicate glass and comes equipped with a slim, angled mouthpiece located on the top of the cylindrical body. The rig features a 14mm male joint and includes a 14mm female vapor dome