Grav Labs 7" 2 Layer Circuit Rig Sherlocks The end result is the

The end result is the most consistent and controlled dab experience ever

Tightly screw the upper pot onto the lower pot

so by the time the hit gets to you it's as smooth as silk

Enjoy the best possible taste from your concentrates with a pure quartz lined chamber

high-quality feel

Grav Labs 7" 2 Layer Circuit Rig Sherlocks The end result is theGet double the rotation with the GRAV Large Circuit Rig. The angle of the intake hole causes water and vapor to spin rapidly and form a powerful centrifugal force. This cools the vapor and makes each hit smoother, and the twin stacked chambers multiply this effect. There's no need to worry about splashback with the Large Circuit Rig, because the sharp bend in the mouthpiece keeps all water inside the rig. This piece includes a 14mm female jointed