For those looking for a "relic" aged nickel version of the T3BT bridge, the TPFP-AN is what you need. TonePros no longer manufactures the T3BT in aged nickel.

The tone heard round the world. This is it, the guitar upgrade that started it all. The rock-hard foundation of the entire TonePros company, the TonePros locking bridge is the part that changed the face of the electric guitar parts industry. A universal improvement to any instrument, the TonePros locking bridge does not discriminate against musical styles, tastes, or preferences. The TonePros locking bridge is a must have for any tune-o-matic style guitar, regardless of price point. The greatest guitar players around the world count on TonePros bridges to keep them in tune, ready to go, and sounding great night after night. From an overseas copy to a ’59 replica, the TonePros bridge is a must have for any guitar. 

• Thread: 8mm x 1.25 Metric
• Post to Post Spacing: 74mm
• Saddle Notch: Pre-Notched Saddles
• Saddle Material: Zmac
• Bridge Material: Zmac
• Post/Thumbwheel Material: Brass
• Radius: 12 Inch
• String Spread: Approx. 10.4mm
• Post Cap Width: .23 Inches/ 6mm (Metric Flathead Post Top)