Fox Tailgate Cover - Tailgate Pad - 5 Bike - Black Camo - S YGroup_7033396494381 The down tube size is

The down tube size is limited to 75mm diameter (3″)

Mount: Post mount standard

Mounting: Runs on left or right

Stand out features: Merino blend has all the benefits of wool but still feels nice and soft

and 6mm hex

Fox Tailgate Cover - Tailgate Pad - 5 Bike - Black Camo - S YGroup_7033396494381 The down tube size isProtect your ute and bikes with a Fox Tailgate pad. With individual straps for each bikes, The Fox tailgate pad will safely transport yours, and 4 5 of your friend's bikes to the trail head. Built from durable materials and offering a generous amount of padding, the pad will protect your bike and truck whenever you're out on or off the road, Tie down the bikes in the tray for added security, and you'll have no worries. Features: Opening for tailgate