GOTOH NS510TS-FE1 - Narrow Spacing, TS = Steel Trem Block 6 String Tremolo with 2 point mount Made in Japan Gold plated Knife-edge 2-point tremolo Hardened (chromium molybdenum) steel base plate  Machined Steel Tremolo Block Steel Saddles 10.5mm string spacing Includes Tremolo arm, spring, spring-holder, wrenches, and mounting screws Comes packaged in original branded GOTOH packaging...not bulk packaged The 510T series of tremolo bridges are Gotoh's pursuit of greater tremolo functionality. It has a low clearance arm system of GOTOH's own design. To help guarantee a strong and hard-wearing tremolo pivot point, an extremely resilient chromium Molybdenum steel was used for the bridge plate.

The 510T series of tremolo bridges are Gotoh's pursuit of greater tremolo functionality. It has a low clearance arm system of GOTOH's own design. To help guarantee a strong and hard-wearing tremolo pivot point, an extremely resilient chromium Molybdenum steel was used for the bridge plate.