GRAV® Hourglass Rig Timeless Shape. Modern Performance.
The GRAV® Hourglass Rig is a stylish, compact concentrate rig that combines elegant form with powerful function. Its unique hourglass silhouette offers a comfortable grip and natural splash protection, while the fixed fission downstem ensures smooth, water-cooled vapor with every hit.
Made from durable borosilicate glass, this rig is designed for concentrate users who value clean flavor and sleek aesthetics. It comes ready to use with a 14mm quartz banger, making it a perfect daily driver or centerpiece for any glass collection.
