2016 Heartland Trail Runner SLE TR 29 SLE, Wonderful low price double size bunk beds. Check out the private front bedroom with walk around queen bed that really sets this unit apart. 2016 Heartland Trail Runner TR 29 SLE You see them everywhere you go but it's the details that set Heartland apart... Quality craftsmanship, innovative design and value packed offerings make the difference between simply owning a travel trailer or truly improving your vacations in your Heartland home away from home. Isn't it time you make some great memories with your family and friends in a Heartland travel trailer?