The NXT Xtend Low is a lower-profile height-adjustable thoracic back support with a step-less adjustable range of 13"-17" and a mild 3.5" thoracic lateral contour. Weight capacity is 300 lbs for backs up to 20" wide, and 400 lbs for 22" and larger.
Comes as standard with Quick Release mounting hardware, with 4-Point Fixed hardware available at no extra charge. Note: the 12" wide option does not come with one-hand release.
