Chrome - S-Type Vibrato. Chrome.
Zinc saddle, 10.5mm string spacing.
Complete with screw-in tremolo arm and screws. Traditionally referred to as “tremolos” these units have, technically speaking, been misnamed for over 50 years.
At GUITAR TECH, we prefer accuracy.

Tremolo is amplitude modulation; Cyclical changes in perceived volume.
The pitch change caused by the devices traditionally referred to as tremolos, is actually VIBRATO.