Adjustable armchair - is freely adapt to the ground! The smaller -height adjustable post of the Pinocchio tool offers a quick and easy -to -down task.Reliable and solid technology - practically without game! Exquisite elegant and easy assembly with low profile head design.Alloy 6061-T6 (30.9 / 31.6 / 33.9 mm.).Control lever up and down.15 mm.27.2 / 30.9 / 31.6 mm.640 g / 30.9 400 mm.623g / 27,2 390 mm.Polished black.