Curt 21" x 37" Black Steel Roof Rack Cargo Carrier Extension - 18117

Stop playing Tetris with your gear. The Curt 21" x 37" Roof Rack Cargo Carrier Extension transforms your existing roof rack into a full-scale hauling platform, adding six square feet of instant storage capacity.

• Massive Space Upgrade: Extends your cargo carrier from ten to sixteen square feet, giving you room for bulky coolers, camping gear, or oversized luggage.
• Universal Compatibility: Two-piece design mounts quickly to most aftermarket roof rack base rails without drilling or custom hardware.
• Built for the Long Haul: Heavy-duty steel construction with a black powder coat finish stands up to rough trails and highway miles.

Designed to work seamlessly with the Curt roof rack cargo carrier system, this extension is the simple solution when you need more space but don't want to compromise vehicle aerodynamics or structural integrity. The lightweight steel frame keeps weight down while maintaining serious load-bearing strength. Install it in minutes, load up with confidence, and secure everything with a Curt cargo net for a clean, worry-free trip.

Technical Specs:

• Dimensions: 21" x 37"
• Added Capacity: 6 square feet (extends carrier to 16 sq ft total)
• Material: Steel with black powder coat finish
• Mount Type: Two-piece assembly, compatible with most roof rack base rails