Used For Mounting Safety Rack frames. Can Be Used As Replacement BackRack(TM) Hardware. Includes Rail Plates/Neoprene Strips And Instructions. Hardware is Yellow Zinc Plated. Brackets Are Powder Coated. Limited Lifetime Warranty.\nInstallation Hardware Kit; For Backrack And Safety Rack ; Incl. Fasteners; Stake Pocket Hardware;\nNOTE: Use with BackRack, Safety Rack, Louvered, Open, Half Louvered, Half Safety, Three Round, Three Light.\n2020-2021 Chevrolet Silverado 2500 HD, 2020-2021 Chevrolet Silverado 2500 HD, 2020-2021 Chevrolet Silverado 3500 HD, 2020-2021 Chevrolet Silverado 3500 HD, 2020-2021 GMC Sierra 2500 HD, 2020-2021 GMC Sierra 3500 HD