The authentic SXK Unit Tank / Unitank / Uniย Tankย is made from Acrylic with 5.0ml capacity.
The new version is compatible most of the BB RBA Bridge.
The New Version is new refilling port, and the parting line is upper than the old one.
The Tank is suitable for SXK Supbox / Supbox Pro / Billet Box Mod Kit / SXK BB 60W / 70W Vape Box Mod Kit