Grips pivot and rotate to self-adjust and help maintain focus on back muscles Adjustable seat and chest pad provide ideal positioning and proper pulling technique Unilateral and bilateral motions for correcting muscle imbalances 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 155kg / 342lbs PRODUCT WEIGHT 245kg / 540lbs CARTON DIMENSION CARTON A 1350 x 745 x 180mm / 53” x 29” x 7” CARTON B 1510 x 820 x 230mm / 59” x 32” x 9” CARTON C 1500 x 980 x 455mm / 59” x 39” x 18” PRODUCT DIMENSION 1534 x 1064 x 1592mm / 60” x 42” x 63”