2017 Enclosed 18 trailer for sale 20 from hitch to back. Like new condition Ive only used it two times in the two years Ive owned it. Lights and brakes work. Tires are in good shape. Inside diameters are 8' wide and 6'8" tall. The back door is 7'7" wide and 6'4" tall. Each axel is 3500lb.