12-172 SCIENTIFIC GLASS 18MM BY 14MM DOWNSTEM STANDARD DIFFUSER CLEAR ASSORTED SIZES 5"
Disclaimer: Please measure your size before ordering. We measure only the clear glass portion of the stem. Do not include the grounded joint when measuring or you will get the wrong size. If you are unsure of what size you need please ask before ordering.
* The prices and shipping costs may have changed since the last update. It is technically not possible to update the prices in real time. The time of purchase on the Website of the seller is used as the reference.