BackRack BCK Side Rails Toolbox: Integrated 21-inch toolbox for 6.5-foot beds on 2020–2023 Silverado/Sierra 2500HD/3500HD.

• Precisely engineered for 2020–2023 Silverado/Sierra 2500HD/3500HD pickups with a 6.5 ft bed, ensuring a secure, factory-like fit.
• Includes a 21-inch toolbox integrated with the siderails to maximize organized storage without intruding on bed space.
• Siderails provide a clean, integrated look while offering reliable tie-down points for cargo and gear.
• Keeps essential tools and equipment within easy reach on the job site, reducing trips to the cab or tailgate.
• BackRack design delivers a cohesive, purpose-built solution that complements the truck bed setup.
• Low-profile rails stay out of the way during loading and unloading, preserving access and versatility.