TonePros® AVT2G-G, Wraparound Adjustable Bridge, Stud Mount, Gold. Wraparound bridge assembly matched with standard cap (AVT2G) set of Locking Studs. Set includes TonePros® "Heighten & Tighten adjustment tool for our patented Locking Studs. Our new AVT-II is currently the only locking, Piezo loadable, standard saddle, fully intonatable wraparound bridge in the world. Fits USA and metric guitars fitted with stud mount bridges with standard center stud spacing.