Rhino Liner seems to have a more rubbery feel and looks like cottage cheese compared to the LineX in my truck. I know people who have had their lawnmower decks sprayed with these spray in bedliners and it seems to hold up well. I don't see why Rhino Liner would not work in this situation.
'01 2500hd ext. cab, 8.1 litre gas, 5 sp. Allison auto
3.73 rear end
Mag-Hytec rear diff cover
Amsoil Dual by-pass oil filtration system
Amsoil synthetics all around
265 watt AM Solar, Inc. system