Floyd Rose Original Locking Nut R3 Neck Width 1-11/16" 12" Radius Black Made in Germany. Thru-the-neck or it can be top mounted. This is an original, not a licensed version. Includes Allen head mounting screws, same color top mount screws and both Allen wrenches.

Floyd Rose Original Locking Nut R4 Neck Width 1-11/16" 10" Radius Black Made in Germany. Thru-the-neck or it can be top mounted. This is an original, not a licensed version. Includes Allen head mounting screws, same color top mount screws and both Allen wrenches.

Floyd Rose Original Locking Nut R5 Neck Width 1 3/4" 10" Radius Black Made in Germany. Thru-the-neck or it can be top mounted. This is an original, not a licensed version. Includes Allen head mounting screws, same color top mount screws and both Allen wrenches.