Big mid tack. Huge dressing room. Limited use .2001 Sundowner Value Lite 4-Horse slant with mid tack. 30 Gallon on Board Horse Water Tank. The trailer is equipped with rubber wall, padded dividers, swing out rear tack, huge mid-tack area. The living quarters is 6ft. on the straight wall and the mid tack is 4ft. on the short wall. There are doors allowing access through the entire trailer. 28ft. box length and 34ft. total length. 16in. tires and wheels with heavy duty axles. We bought this trailer with intentions of using it for long weekend trail rides. Parenting our baseball loving child and managing our 38 acre horse boarding farm has kept us from going on these long weekend trips. Ready to sell! Customize this huge dressing room to your liking.