1981 Floyd Rose 80s Prototype Sustain Block Non Fine Tuner. Rare Floyd early patent label on huge steel original block. Edward Van Halen used an early Floyd non fine tuner on his Charvel. Not too many of these made.The item "Floyd Rose Prototype Sustain Block Non Fine Rare Gillis Bumblebee Original Pre" is in sale since Wednesday, September 11, 2019. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Parts & Accessories\Guitar Parts\Bridges". The seller is "gus010709" and is located in Houston, Texas. This item can be shipped worldwide.