The drop downs are made up of two ground glass joints joined by a glass tube, which extend the nail a safe distance from your rig. This helps to reduce the risk of heat stress and fractures which can occur when heating your nail with a hot torch.
They also allow you to adapt your bong/rig from a male ground glass adaptor to a female one.
The sizes consist of
There are currently no reviews for Glass Drop Down Adapter . Be the first to write a review.