Roller pad self-adjusts for ideal positioning across upper back Adjustable range of motion to fit users’ capabilities and preferences. Foot bar allows for lower body stabilization during exercise Built-in storage at top of tower for phone and water *The weight of stacks includes counterweights WEIGHT STACK 90kg / 195lbs(15lbs x 12pcs) 116kg / 255lbs(20lbs x 12pcs)Optional GROSS WEIGHT WITHOUT WEIGHT STACK 141kg / 311lbs PRODUCT WEIGHT 231kg /509lbs CARTON A 1500 x 745 x 180mm / 59” x 29” x 7” CARTON B 1510 x 820 x 230mm / 59” x 32” x 9” PRODUCT DIMENSION 1057 x 1298 x 1592mm / 42” x 51” x 63”