Okay, as many of you know, I receive a lot of stuff to review, and I will have you know that when I opened the product, I had no idea what it is. Seriously, I get a lot of stuff to review, and sometimes I just forget who even sends it to me. I'll be honest and say that unless you know what this is, these products are a big question mark. Fortunately, as a writer, I feel … [Read more...] about OTTO Designworks Tuning System 10 and 11 Speed Cassette