2020 Heartland Milestone 377MB, 2020 Milestone 377MB , Experience luxury extended-stay camping and full-time living in this beautifully designed 2020 Heartland Milestone 377MB fifth wheel available now at Banning RV. Built for families, travelers, remote workers, and full-time RV enthusiasts, the Milestone 377MB combines upscale residential comfort with one of the most sought-after floorplans on the market the spacious mid-bunk layout. This premium fifth wheel delivers an ideal balance of luxury, sleeping capacity, storage, and entertainment space, making it perfect for weekend adventures or long-term living. The innovative mid-bunk room offers incredible versatility and can easily function as a private guest room, kids room, office, gaming room, or additional lounge space. Inside, you ll find an open-concept rear living area featuring opposing slide-outs that create a wide residential feel. Relax in theater seating directly across from the entertainment center and fireplace while enjoying the comfort of dual air conditioning and abundant natural light throughout the cabin. The large sofa seating area provides extra sleeping accommodations and makes entertaining guests effortless. The fully equipped kitchen was designed with residential functionality in mind and includes solid surface countertops, a large kitchen island with deep sink, stainless steel appliances, oversized pantry storage, residential refrigerator, microwave, oven, and generous cabinet space. Whether you're preparing meals on the road or living full-time, this kitchen offers the convenience and storage serious RVers appreciate. One of the standout features of the 377MB floorplan is the private mid-bunk room located between the main living area and master suite. This dedicated bonus room provides exceptional flexibility and additional sleeping arrangements without sacrificing living space. Upstairs, the private master bedroom offers a true residential retreat with a king-size bed area, washer/dryer prep, wardrobe storage, dresser space, and direct bathroom access. The spacious bathroom includes a large shower, vanity sink, medicine cabinet, and linen storage for extended trips. Exterior features continue the luxury experience with large pass-through storage compartments, power awning, outdoor entertainment capability, sturdy construction, and Heartland s reputation for comfortable long-haul travel. The Milestone series is known for combining upscale amenities with practical towing and livability features that appeal to both experienced RVers and first-time fifth wheel buyers. Whether you re searching for a family bunkhouse fifth wheel, a luxury full-time RV, or a spacious coach for extended travel, this 2020 Heartland Milestone 377MB delivers exceptional value and versatility. Available now at Banning RV Inventory. Financing options may be available, trades are welcome, and nationwide buyers are encouraged to inquire.