Grav stax glycerin. Connect a fitting base, perc, and mouthpiece to assemble your own bong exactly the way you want it. Components lock together in thousands of possible combinations. The glycerin is sealed off from the interior of the coil and kept from leaking by a fixed screw cap. Throughout its seven year history, STAX has been a source of inspiration for dozens of other companies, and remains relevan Experience the chill with GRAV Stax Glycerin Coil! Introducing the GRAV Stax Glycerin Coil! This incredible coil is made on 65mm tubing and filled with dyed glycerin that can reach sub-zero temperatures without freezing. . Its chamber is filled with dyed glycerin, which can reach sub-zero temperatures without freezing. The STAX collection is a showcase for all of GRAV’s brands and design features. Build a Bong: Use Our Custom Bong Tool GRAV delivers high quality hits The GRAV STAX pinch mouthpieces, glycerin coils, honeycomb percolators and other key products and accessories within that collection is all about maximum filtration by way of diffusion through water by a powerful vortex, sub-zero temperatures or ring of glass slits. The true, customizable bong is here. The glycerin is sealed off from the interior of the coil, and kept from leaking by a fixed screw cap. PRODUCT DETAILS The STAX® Coil Perc is 7" tall and made on 65mm tubing. Smoke travels up the perc’s central stem before descending through the coil. The prolonged exposure to glycerin cools the smoke The STAX modular water pipe system has been kicking ass for five years and is not about to quit. Smoke travels up the perc's central stem before descending through the coil. Smoke The STAX® Coil Perc is 7″ tall and made on 65mm tubing. STAX is the first all glass, modular smoking system. Design your own custom piece with GRAV® STAX products. cyv dbrfkb pfwkd whqxj ouwmxj dso vrlp yavsr wlidfr fbw