This replacement downstem is available in several different lengths and is used to connect a 14mm slide/bowl into an 18mm stemless opening. The standard 6-cut style is what you would find in most bongs. Downstems are measured from the bottom of the diffuser to the top of the ground joint.
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
MALE JOINT: This item features a male joint. It will fit all female 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.