Uwell Crown 4 / IV Replacement Glass Tube is designed for Crown 4 tank. It has 5ml and 6ml for optional. The tube is made of high-quality pyrex glass which endures high temperature well and it's easy to clean and replace.

• Capacity: 6ml
• Fit for: Uwell Crown IV Tank

• 1 x 1pc Uwell Crown 4/ IV Replacement Glass Tube 6ml