Scott - I think all the beds have the rear sill, 2 main sills with a thinner 'partial' one between, and the front metal panel has a flange on the bottom that the wood sits on/ bolts to - here\'s the wood info , and the MarK catalog has a picture

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics