Wing Cellule Wing panels are made of laminated spruce spars, stamped sheet Duralumin leading edges, trailing edges, ribs, walkboards, and center section cutout. Covering is cotton airplane fabric. Interplane struts comprise of streamlined chromoloy tubing. Ailerons are triangulated spruce structure, fabric covered. All tail control surfaces have alloy steel tabular spars and stamped sheet steel ribs.
Stabilizer is adjustable in flight from either cockpit and fin is adjustable on the ground.
The fuselage structure is made of chrome molybdinum steel tubing with welded joints. Fuselage is covered with fabric. Fairng strips under the covering on the sides prevent flapping of the fabric. Rugged cowling well upholstered is provided around the cockpit. Cowling is provided under the fuselage aft of the firewall and forward of the firewall Engine cowling consists of nose cowl, top cowl, bottom cowl and two side doors.