Vintage Kollsman Aircraft Mechanical Tachometer cable driven military?? for Sale

Vintage Kollsman Aircraft Mechanical Tachometer cable driven military?? For Sale

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Vintage Kollsman Aircraft Mechanical Tachometer cable driven military??:
$125.00

If you spin the cable by hand the needle jumps a bit,not sure if it would be accurate or even really works,sold as is as found.See tape measure in photos for dimensions.I pack well and usually ship out quickly,check my response and other listings for more great items.