The 2×25,5 l fuel tanks are housed in the wing root part. In the horizontal plane the wing is braced by a system of diagonal steel spar tube.
SEAMAX AIRCRAFT MANUAL SKIN
ribs supporting the fabric skin in the front wing area. A system of ribs consists of 14 ribs and of 13 aux.
Al-alloy tubes of 63 mm diemater are reinforced in the hinges regions by tubes of corresponding diameter. Wing of rectangular platform with its own aerofoil section is of frame structure with two spar tubes and the system of diagonal struts and system of ribs.