The 180 Max SD is everything you expect from a Summit sit-and-stand climbing treestand plus a 2 in. wider, extended-top frame with a 350 lbs. weight limit. With its plush Surround Seat, the 180 degree Max SD is designed for comfort. Completely assembled it includes a wrap around camo pad, a backrest and an adjustable-height, reversible seat that allows you to sit facing the tree.