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Product Name: Electric Guitar Bridge Ball Bearing Series String Retainer (Including Screws)

Color: Silver, black, and gold are available in three colors.

Material: Metal

Size: （As shown in the following detailed diagram）

Remark: The product is priced individually, with one string code coming with a fixed screw and spring.

This black small ball bearing on the string code is designed to be removable. After pressing it in, you can pop it out from the bottom of the string code by pushing it with a small tool. Therefore, it's normal for the ball bearing to fall out sometimes when you receive the product, and you can simply press it back in. After string installation, it will not fall out again. If you are concerned about this issue, please consider it carefully.

Applicable scope: Dimensions meet the tremolo system