Sweden _ military backpack ST lätt. In addition to the M39, there are several exoskeleton backpacks in Sweden. This is one of them, which seems to be distributed to the Air Force. Solid canvas, metal bracket, 35 L. ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄ Back panel dimensions (height x width): 51 x 38 cm. The error ± 2 cm is within the normal range. With traces of use, each piece of color, item and detail are slightly different, and are shipped randomly.