Standoffs & Spacers M4 x 3.18mm CIRCULAR CLEAR
圆形垫片 无螺纹 - 黄铜 0.125"（3.18mm）1/8" -
得捷: ROUND SPACER BRASS 1/8"
贸泽: Standoffs & Spacers M4 x 3.18mm CIRCULAR CLEAR
艾睿: Connector Accessories Circular Spacer Straight Bulk/Loose
Harwin