Matter of fact,im making some special field tips,forthe archeryshop i go to,for those real fat arrows they use for comp.there like 350 grains,there huge...if worked on some broadhead designs,but its not economical,for me to make my back tension,release i made,i also made some for that same archery shop,i made him a custom,he is onMathews pro staff,and he used it to Shoot the Las vegas Comp, i was pretty pleased,just a hobby..its fun...Thanks for the compliments meens alot ThanksRick