GRAV Two Layer Circuit Rig glas on glass Sealed w/ Acacia gum

Sealed w/ Acacia gum

The disk percolator ensures an extra level of filtration

while its high-quality design ensures a smooth and satisfying smoking experience

This redesigned version starts with a 10mm borosilicate glass collar that acts as a heat barrier

GRAV Two Layer Circuit Rig glas on glass Sealed w/ Acacia gumIntroducing the GRAV Two Layer Circuit Rig the perfect addition to your smoking collection. This 5. 5" rig is designed to give you double the rotation, thanks to its unique intake hole that causes water and vapor to spin rapidly and form a powerful centrifugal force. This cools the vapor and makes each hit smoother, allowing you to enjoy your favorite herbs without any harshness. The twin stacked chambers of this rig multiply the cooling effect,