Used but in great shape.

Shipping to U.S. addresses only.

Fits US-standard AL80, HP80, HP100, HP120, and E7/X7 cylinders.

TIG welded with beveled edges to minimize tank scratching during assembly. 18-gauge, corrosion resistant 304 stainless steel, with a #3 polished finish and 11-gauge, 304 stainless steel structural plates.  Includes stainless steel bolt kits made from 304 stainless steel.

https://www.diverite.com/products/bands/doubles-tank-bands/