Originally Posted by GrammaNan

That's it! Beware of the one called the Big Foot. It was awful. I went through three of them and called their headquarters. They promised to send me a replacement almost two months ago and I have never received it. I found a metal one at my LQS. It was cheaper, I can see through it better and have not had one lick of trouble with it. I suggest that if you get it through your LQS that you take your machine in and have them show you how to install it. There is a little trick to it.