Home / WaterPipes / Accessories / Stem / 18cm Bonza Stem View cart “14cm Glass Bonza Stem” has been added to your cart. 18cm Bonza Stem$4.50 18cm Bonza Stem quantity Add to cart SKU: T1067 Categories: Accessories, Stem Product ID: 1385 Description Description 18cm Bonza Stem 1/1000 Related products 4cm Straight Stem D/E Thread (4cm) $4.00 Add to cart Sale! 10cm Bonza Stem Kit $9.95 $4.95 Add to cart Sale! 12cm Bonza Stem Kit $5.90 $4.20 Add to cart 18cm Bonza Stem $4.20 Add to cart