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Microsoft PS/2 Mouse Port Compatible 2-Button Wired Ball Mouse 2.1A

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VTG Microsoft PS/2 Mouse Port Compatible Mouse 2.1A - C3KKMP1 - 283973

Vintage OG Microsoft PS/2 Mouse Trackball Port Compatible 2-Button 58269

NOS Vintage 2 Button Microsoft Mouse Port Compatible PS2 Mouse 2.1A PN X03-68761