Today’s SOWLE RV Spotlight is the 2021 Heartland Bighorn 3950FL. This one is the Diamond Elite Package that has 5 slide-outs, sleeps 6, and is 42’ 10” in length! So, want to know what is included in this 5th Wheel? Then let’s get started with The Amazing New 2021 Heartland Bighorn 3950FL 5th Wheel [SOWLE RV Spotlight #3]!