For sale: travel trailers / turlock, ca the following is a list of additional options besides the standard features come with the unit are:- 2015 Wilderness 2850bh ducted a/c w/curvilinear roof-82" interior ceiling height block foam brick insulation, laminated floor and sidewalls pull-out kitchen faucet skylight and power vent in shower night shades and tinted safety windows dual 20# lp tanks w/auto change over 6 gallon dsi gas/electric heater 12 volt fm/am/cd with indoor/outdoor speakers cable hookup shower/tub surround 55 amp 12 volt power converter steel ball bearing drawer guides stabilizer jacks and leaf spring suspension wide trax axle and correct track alignment system enclosed and heater under-belly black tank flush