Peace be upon you For sale: 100-liter water tank, new, unused, Al-Watani brand. And a tray base for short Tahoe and Yukon models from 2007 to 2014. On top of the tray base, two-person backrests can be installed. They fit two across the width, making a ready-made tray. The base attaches to the third-row seat bolts. Tray base dimensions: Internal length: 91 cm Width: 120 cm Height: 60 meters Of course, there are bolts on the base to secure the 100-liter water tank. (Selling as a lot, not individually)