Circumferential aluminium frame with D-shape rings for the shoulder strap (included).
3-digit lock and two flip-locks for fixation of the cover.
Strong, ergonomic handle.
Metal hinges.
Lid holder with hinge-joint mechanism.
Document compartment in the cover.
Removable tool board in the lid with nine push-in compartments and an elastic loop on the lid side; with ten slim and one large push in compartments on the bottom side.
Base tray, height 55 mm, can be subdivided by inserts; cover plate with 12 large push-in compartments and a flat compartment, can be fixed by press button.