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![3" 3.5" 4" 4.5" 19mm / 18mm to 14mm Glass Downstem 5-Arm Tree Barrel Tube 15-Cut | eBay](https://i.ebayimg.com/images/g/sgQAAOSwkQFkQrPJ/s-l1200.jpg "3" 3.5" 4" 4.5" 19mm / 18mm to 14mm Glass Downstem 5-Arm Tree Barrel Tube 15-Cut | eBay")