Mini Horse Training Surcingle Great for ground driving and lunging almost any size of miniature horse. Made of sturdy Nylon webbing. There are 12 solidly stitched Dee rings that will allow for attachment of any training aid at any height required. The size of the strap at the withers is 3 Inch with the belly strap being 2 Inch. Smallest barrel size is 43 Inch, but can will extend up to 53.5. Black only.