电贝司琴钮
开放式琴钮
适合18mm琴钮孔
黑色，4个一套
配套筒安装螺丝
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Product Readme
Open style 4 string bass tuner
Material:Alloy
Color: Black
Mission: 1:19
Style: 4R/2R+2L, 4pcs per set
Fit for 18mm tuner holes
Bushing, washer and mounting screws included
