The ResoMax series is a Tune-O Matic bridge integrated system with a set of ResoMax Alloy and String Saver saddles. The combination of the bridge and String Saver saddle by ResoMax Alloy, the exceptionally lightweight ResoMax Alloy gives you a natural sound that is granular. Made of unique aluminum alloy, it is lightweight, tensile strength and durable. In addition, the ceramic coated saddle maximizes sound abundance and multips. The AutoLock is a unique system that secures bridge to anchor with a magnet on the anchor. (Patented) Can be removed and removed without any tools. It is also possible to work without stress. High precision and reliability, used by Carvin, Godin, and many other guitar makers.