Sorry that I can't help even though we have a 3711FL. We've had our 3711 since August 2015 and to this day we've never opened those beds so we don't know either. We only use the bedroom king.
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Carol & Rick (Fur kids - Jack & Daffy)
2016 Montana 3711FL Legacy Edition
2019 Ram Laramie 3500, Crew Cab, 6.7L Cummins, 8' Bed, DRW, 20K Hitch
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