With a diameter 120 cm or 140 cm, this staircase is made up with 13 treads in plywood beech varnished + square landing adjustable for round cavity and with a black lacquered metal structure. Thanks to a system of notches, its spacers are adjustable from 20,5 cm to 22,10 cm. Its maximal height is 309 cm, on the landing level. The banister is made up with balusters in black lacquered metal and with a handrail in black PVC.You’ll also get the landing balustrade in option.