In stock, available to ship in 2-3 days. The Mars Expedition Bed Rack for the Rivian R1T is meticulously engineered for optimal aerodynamic performance, sleek aesthetics, and everyday functionality. FEATURE HIGHLIGHTS Integrated Molle Panel Design: Built-in side panels allow for modular mounting of tools, gear, and accessories Smart Access Cutouts: Purposeful cutouts provide direct access to the R1T’s tonneau cover and tunnel door controls without removing the setup. Seamless Design Integration:Side supports are sculpted with surface contours that mirror the R1T’s body lines for a clean, OEM-like look that complements the truck’s exterior. CONSTRUCTION & MATERIALS Main Side Support Structure Constructed from durable powder-coated carbon steel with a UV-resistant finish Matte black, scratch-resistant surface for a rugged yet refined look 4 x Rivian Accessory Port Adapter (Included in the purchase) Aluminum construction with polished surface Integrated M8 threaded holes for secure and flexible mounting options Designed using precision-scanned vehicle data for perfect fit and alignment Installs in seconds—just slide into place, no adjustments required Crossbars Lightweight, scratch-resistant aluminum construction Adjustable positioning to fit various setups and gear configurations Fully compatible with all MARS accessories