M0503-3-S,METRIC ROUND SPACERPLAIN STEEL4.
M0503-3-S-12,METRIC ROUND SPACERCLEAR ZINC4.5
【RAF Electronic Hardware】M0503-3-SS,电路板硬件 - PCB 4mm, 3.2 ID,, M3 ROUND METRIC SPACER
【RAF Electronic Hardware】M0503-3-SS-20,电路板硬件 - PCB 4.5MM RD SPACER 4MM L 3.2HL M3
【RAF Electronic Hardware】M0504-25-AL,电路板硬件 - PCB 5mm, 2.7 ID, M2.5 ROUND METRIC SPACER
M0504-25-AL-22,METRIC ROUND SPACERCLEAR ANODIZE
M0504-25-AL-24,METRIC ROUND SPACERBLACK ANODIZE
M0504-25-AL-6,METRIC ROUND SPACERGOLD IRIDITE4