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DiamondBack HD is a hard locking tonneau made of aluminum. It's a rugged, heavy duty truck bed cover that seals and secures your bed. Shop now.

Save on DIAMONDBACK HD with a DiamondBack Covers discount code

Checkmate is a savings app with over one million users that have saved $$$ on brands like DiamondBack Covers.

The Checkmate extension automatically applies DiamondBack Covers discount codes, DiamondBack Covers coupons and more to give you discounts on products like DIAMONDBACK HD.