Ghost loaded String Saver Classic Floyd Rose saddles are a drop-in replacement for Floyd Rose Original and licensed bridges. These guitar saddles come loaded with ghost acoustic pickups encased in Graph Tech"s own String Saver pickup inserts, loaded into metal saddles. These saddles are just one component of Graph Tech"s ghost modular pickup system. (You may want to order the Hexpander MIDI Interface, the Acousti-Phonic, or both together in one of Graph Tech"s ghost Kits SOLD SEPARATELY)The Ghost System"s String Saver Classic saddles for Floyd Rose let you get acoustic tone from your Floyd Rose equipped electric guitar when installed with the Acousti-Phonic, or use it as a MIDI controller when installed with the Hexpander MIDI Interface. Or the same saddle pickups can drive both modules at the same time.All the Benefits of Graph Tech String Savers Classic Replacement Saddles Custom-engineered piezo crystals are encapsulated in the String Saver insert that contacts the string in Graph Tech"s patented String Saver Classic Floyd Rose saddles. The ghost saddle pickups have a natural compression effect, so you can play as hard as you want without overloading the input channel or experiencing the dreaded piezo "quack".Replace your Saddles Replace your guitar"s bridge saddles with Graph Tech ghost saddle pickups and get rich acoustic tone from your electric. The ghost System"s String Saver Classic saddles for Floyd Rose can be installed on most Floyd Rose Original or Licensed bridges (this does not include the Ibanez Edge Lo-Pro, which uses a different, low profile saddle). You will need to get slots machined in your electric guitar"s bridge plate so the pickup wires can exit the saddles and run back to the control cavity.Bridge Assemblies If you are looking for a complete ghost loaded Floyd Rose style bridge, Graph Tech offers the ghost-loaded LB63, which makes for a fast and easy installation. Just take out your old Floyd Rose style bridge, and install the LB63 in its pl