The Evolution Arm Trough System-Special order NO RETUNR ON THIS ITEM The Arm Trough System has been designed for the person that cannot use a traditional walker handle. It provides a more stable platform, allowing users to remain upright. Evolution’s innovative Arm Trough System is available only for Evolution’s four Evo Models. Specifications: Evo Low & Evo Low Wide Evo Regular & Evo Wide MINIMUM HEIGHT MINIMUM HEIGHT WITH 7" MIDSECTION 41" WITH 7" MIDSECTION 41" WITHOUT 7" MIDSECTION 34" WITHOUT 7" MIDSECTION 34" MAXIMUM HEIGHT 48" MAXIMUM HEIGHT 50" OVERALL WIDTH OVERALL WIDTH LOW 24" REGULAR 24" LOW WIDE 28" WIDE 28" REMOVABLE MIDSECTION 7" REMOVABLE MIDSECTION 7" WEIGHT CAPACITY (PER SIDE) 200 LBS WEIGHT CAPACITY (PER SIDE) 200 LBS Features: A more stable platform, allowing users to remain upright 5 Points of adjustability for custom fitting No extra tools required-fully adjustable using built-in tools Can be used as a pair of single side with a regular handle Can be adjusted to fit hemiplegics Otto Bock arm pads can be interchanged or combined Can be used with a slow-down brake assembly and mono-brake Removable 7” midsection for extra low seating Maximum total weight capacity with two Arm Troughs: 400lbs Arm Trough System available only for EVO models Available Flexible Back Strap