This kit includes (4) feet -or- legs and a load bar set, ie. two bars. Additional components can be purchased here. The K9 Load Bar System from
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2007-2023 Tundra Factory Bed Rail Modular Accessory Mount
Pelican Cargo Case Tacoma Bed Rail Mounting Bracket For, 48% OFF
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Toyota Tundra Bed Rail Accessory Mounts