The simple aluminum derailleur hanger does a thankless job; it's rarely appreciated. That is until it gets bent in a crash, then you realize how wonderful it is to have a straight one and how it just saved your frame from damage. This M1 Derailleur Hanger is what you'll need to get your Litespeed M1 up and running in the event of a crash or mishap. No need to try and straighten the old one, just have one of these in your tool kit at home. The Litespeed M1 Derailleur Hanger is made of aluminum and is anodized black. It comes with two hex keyed fasteners.