This precooler from 'Black Leaf' cools the smoke through a showerhead percolator. This makes the inhaled smoke softer and is gentler on the lungs.The pre-cooler with an angle of 45° fits bongs with 14 grind. The standard grind for heads is 18.8mm. Thanks to the included adapter, this pre-cooler can also be used for bongs with 19 cut or for 14 heads. Material: borosilicate glass Color: clear Print: BL Height: 110mm Grind: NS 14/19 (14.5mm/18.8mm) Neck: 45° Percolator: shower head percolator Accessories: adapter NS 19/14
