Grace Glass - Concentrate Glass Thick Nail 18.8mm
This superb quality concentrate nail from Grace Glass is 5cm in height and is made from top quality borosilicate glass for strength and heat resistance.
The nail is compatible with 18.8mm glass jointed bongs and oil rigs. This nail requires the use of a vapor dome to be fully effective, which are sold separately on our site.
The Grace Glass Concentrate Nail is available in your choice of green, blue or clear glass - please see the dropdown menu to select your choice.