Introducing TheGigRig Three2One Guitar Selector. http://www.thegigrig.co.uk/three2one-c2x21928200
If you use multiple guitars with varying levels, TheGigRig Three2One allows you to switch effortlessly between them and use the built in preamps to balance the levels.
Need more inputs? You can link 2 units together to toggle between up to 6 guitars.