DevFus 2: Shaped Spars

Shaped spars are special type of Spar: they can be applied to the Upper, Lower (vertical shaped spar), Left or Right (horizontal shaped spar) side of the fuselage, they have a slot for each former they touch, and can be cut for example from a plywood panel. Using vertical or horizontal shaped spars can help a lot in the process of assembling the fuselage. Here is as an example the 3D preview of a fuselage with 2 shaped spars (they are included also as 'exploded' tho show the slots):