This glass adapter turns your 18mm male joint into an 18mm female joint. Allows you to use your dab rig for dry herbs and tobacco.
CLEAR GLASS: This piece features sleek and clean clear glass that allows you to watch this concentrate rig or water pipe function. Clear glass allows you to watch the bubbles stack as your smoke/vapor percolates
FEMALE JOINT: This item features a female joint. It will fit all male jointed pipes and accessories of the same size.
18MM JOINT: This item features an 18mm joint size. It will fit other 18mm pipes/accessories of the opposite gender.