Rated 1 out of 5 by glockit Don't waste your $$$
I shoot a Mathews DXT at 70lbs with a 400 grain Beman. It goes threw th Cronograft at 265fps. I put the speed stud on my bow and 250fps is what i got out of it. Now for bows with one cam you can only use one stud. I tried one stud and two studs 250fps what I got. Took them out, and back to 265fps.
July 3, 2010