im interested....figure better to have SOME on to keep dirt & moisture out
also figure in the event that someone accidentally pulls the trailer brake or "turns on"
the trailer supply valve (on the dash) i wouldn't piss out all the air.
i was considering making my own (i must be bored)....PM me how much you want for either set/type...if you take pay pal ill send you the money quickly.
'04 Haulmark (M42386) 42', 2 slide, 10kw - Pictures
'04 F350 CrewCab Longbed 4x4, 50g aux tank & gear vendors dbl over