Only 9mm - 40s piston 9mm

Material:Borosilicate glass
Color:Clear/Blue
Print:Black Leaf logo
Height:445 mm
Diameter:140/51 mm
Standard grinding:NS 19/14 (18.8 mm/14.5 mm)
Wall thickness:9 mm
Percolator/diffuser:Yes
Ice:Yes
Kickhole:Yes, with rubber stopper
Oil:Yes
Info:Slot Diffuser Chillum, length 120 mm

This classic piston bong fromBlack Leaf®made of sturdy borosilicate glass convinces with its durability thanks to the extra strong wall thickness of 9 mm. The Bong has aIce compartmentfor cool, pleasant trains and a practicalKickhole with rubber stopperfor easy cleaning. The adapter for the herbal head has diffuser slots that ensure better water and air turbulence.