Description Double wing INSERT ONLY [doesnt include the whole wing] see Gentoo for correct wing for this insert Double wings have become Popular in recent months, so rather than make a completely new wing im offering this insert, to use on current wing, also allows fine tuning and you can remove it to see what difference it makes It is meant to increase rear downforce This insert fits the 2 following wings Gentoo Trident aerox wing [stock ld3] made from 1mm lexan