This bridge features a roller saddle to reduce friction, ensuring stable tuning and rich sustain. It's a popular model for replacement and custom parts. This part is also effective in improving tuning stability when using the tremolo and preventing string breakage. 【Condition】 ■ There are minor scratches and dullness from use, but overall in good condition. ■ The rollers rotate smoothly. Installation is easy, just secure the included four screws, making it a recommended part for customization.