UnderCover LUX 16-23 Tac 5' w/ Deck Rail System - 3R3 - Red Model UC4136L-3R3 14" L They are SAE J595 Class

They are SAE J595 Class 1 (if mounted horizontally)

813h x 18d 510205

The hardware is used for assembling the cargo carrier and attaching the shank

The 1705300 Buyers Underbody Box is one of the best underbody truck boxes for your money

1999-2024 Chevrolet Silverado 1500

UnderCover LUX 16-23 Tac 5' w/ Deck Rail System - 3R3 - Red Model UC4136L-3R3 14" L They are SAE J595 ClassUnderCover LUX 16 23 Tac 5' w Deck Rail System 3R3 Red Model UC4136L 3R3 UnderCover introduces the new UnderCover LUX, painted to match, truck bed cover. The new LUX program will deliver to you, the highest quality, painted to match truck bed cover available. A cover with all the things you have grown to love from UnderCover; lightweight, easy to install, durable, easy to remove, and more. Best of all you can now get a cover painted direct from your