Sigma with glass covering

Cross-bar thickness: 53 mm, 40 mm and 30 mm
Sigma is a shaft designed to be covered with sheet glasses to be fixed by means of double sheet metal glass-fixing profiles: one as a stop for the sheet glass and the other for its fixing.
Available also in the version for manual lifting platforms, for which inside smooth wire will be necessary for access sides.
Mainly suitable for indoors.
Covering to be laid from outside and inside the shaft.