84'' , , 3- , with /// ,

: : size: 213 x 82 x 67.5-89 cm/84 x 32.5 x 26.6-35 inch ( x x ) size: 92.5 x 60 x 18.5 cm/36.5 x 23.6 x 7.5 inch ( x x ) length of each section: 92.5 cm/36.4 inch, 31 cm/12.2 inch, 60.5 cm/24 inch weight: 13.7 kg/30.2 lbs weight: 15.5 kg/34.2 lbs . : , 250 kg/551.2 lbs dynamic, 102 kg/220 lbs included: 1 x 1 x : allow 1 cm error due to manual measurement. of the : the angle lock. and adjust the headrest frame to the proper position. the screw on the other end of the headrest to prevent it from rotating ( recommend to fix it with a 6-angle wrench). the angle lock clockwise to tighten. the angle lock to loosen. down the angle to finish. : don't adjust it unduly or violently