18.8 to 18.8mm
18.8 to 18.8mm Chillums
In this section you will find our range of different chillums and couplings with 18.8>18.8 ground joints. These inserts have a male core cut to the bong and a female cut for the use of bowls and bong accessories. We offer chillums of different lengths with or without diffuser end piece as standard couplings with external ground joint sleeve.
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