【RAF Electronic Hardware】M0511-3-N,电路板硬件 - PCB 12mm, 3.2 ID, M3 ROUND METRIC SPACER
M0511-3-S,METRIC ROUND SPACERPLAIN STEEL4.
M0511-3-S-12,METRIC ROUND SPACERCLEAR ZINC4.5
M0511-3-S-5,METRIC ROUND SPACERNICKEL 4.5MM
【RAF Electronic Hardware】M0511-3-SS,电路板硬件 - PCB 12mm, 3.2 ID,, M3 ROUND METRIC SPACER
M0511-3-SS-20,METRIC ROUND SPACERPASSIVATE4.5M
M0511-3-SS-26,METRIC ROUND SPACERBLACK OXIDE,
【RAF Electronic Hardware】M0512-25-AL,电路板硬件 - PCB 13mm, 2.7 ID, M2.5 ROUND METRIC SPACER