The Floyd Rose Special 7-String maintains the design and features of an Original 7-String Lefty Floyd Rose, while utilizing zinc alloy saddles in place of steel and a zinc alloy sustain block in place of brass. The design specifications and high quality materials of the Special Series Floyd Rose bridge will hold up to the demands of today's performers. The tremolo kit contains the bridge, locking nut, springs & claw, mounting studs, and all hardware necessary for installation. Locking nut is included!