Whelen 9m strap kit for a chevrolet 5500 truck

[wrench1]

Hello I am wondering if anyone knows if whelen has a strap kit that is made for the chevrolet 5500 trucks or if one of the straps kits that they have can be modded to fit. i have a 60in bar i would like to put on the top of one of our trucks just need to find a strap kit that will fit over the rain gutter. picture of what the truck looks like. http://www.americantruckbuyer.com/user_ ... III004.jpg


Any help would be great


Thanks