True Floyd Rose Performance Offering authentic Floyd Rose action at a great value, the Floyd Rose FRTS4000 Special Tremolo System is exclusively crafted for Floyd Rose, maintaining the classic feel and response while utilizing zinc alloy saddles and a zinc alloy sustain block. The FRTS4000 Special Tremolo System includes the tremolo bridge, springs and claw, mounting studs, and all necessary installation hardware — just add a locking nut to your guitar and you're ready to rock! When you need maximum expressive range from your guitar, from high squeals to full dive-bombs, you'll be glad you chose the Floyd Rose FRTS4000 Special Tremolo System. Note: Floyd Rose tremolo bridges require a locking nut to operate as intended. Contact your GearNuts Sales Engineer at (800) 222-4700 for more information.Trust the experts in the GearNuts Guitar Workshop If you're not comfortable installing the Floyd Rose FRTS4000 Special Tremolo System in your electric guitar,