ya, they probably are both made by the same manufacturer and just packaged differently. some with some calipers or some other fine measuring device out to measure thiers (factory pro and a set of graves) and see if there really is any physical difference between the two. I would but I don't have access to such nice equipement. Lok, maybe you can borrow some from work?
1 - 6 of 6 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.