TR3® Classic / Command Support Documents - ABI Attachments is the manufacturer of innovative tractor, ATV/UTV, skid steer & truck attachments. (877) 788-7253 Call Now Menu. As a matter of fact, it won't pull the rake like ABI shows in their videos even immediately after I have groomed the arena. And it still won't pull through wet arena sand. My arena is on compacted sub-base with geotextile separating the base from the sub-base. The base material is 10" compacted fill. The footing is 3" of crusher fines.
The TR3-E Equine Edition arena drag was designed for the everyday equestrian and is built right here by American craftsmen. Designed by ABI's world-leading a.. Many drags can smooth, few can level. Simply smoothing out hoof prints will never bring an arena back to grade. A drag must move footing from one part of the arena to another to claim it can level a horse arena. The TR3 E-Series has an industry-exclusive patented leveling blade that can operate in either a floating or fixed position.