And plastic stips out, wears out, and breaks more easier than aluminium. It looks like you have never owned an Xray, b/c if you have, then you would remember how easy it is to work on, and how convient the tuning is. TC4 owners, don't jump all over me, b/c I have owned Xray and AE products and Xray is far more advanced. That's just flat out the truth.