5th Wheel Only A MUST SEE 5th Wheel, 1 Owner, Immaculately Kept. This 38 foot- 2014 Keystone Montana Mountaineer 358RLT is in excellent condition, meticulously maintained, and ready for your next adventure. Perfect for full-time living or extended travel, this fifth wheel combines luxurious amenities with exceptional craftsmanship. Don't miss out on the chance to own this amazing fifth wheel. Slides: 3 spacious slides, Sleeps: Up to 4 comfortably, 2 air conditioners, Washer/Dryer, BC registered, we are only selling to upgrade to a Park Model home.