• Large Wing Clock Key

American Large Wing Brass Key

Choose from 8 sizes. Larger wing for easier winding. Please measure the width of your winding post on your clock, in millimeters, to insure you select the correct size.

**QUANTITY DISCOUNTS ARE AVAILABLE FOR THIS ITEM. PLEASE SEE THE TABLE BELOW.**

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$2.75

SKU: N/A

Choose from 8 sizes. Larger wing for easier winding. Please measure the width of your winding post on your clock, in millimeters, to insure you select the correct size.

Key Sizing Chart

Key No.American SizesSwiss SizesWatch Sizes
#000001.6mm1.25mm
#00001.8mm1.50mm
#0002.0mm1.75mm
#002.2mm2.00mm2.00mm
#02.4mm2.25mm1.90mm
#12.6mm2.50mm1.80mm
#22.8mm2.75mm1.75mm
#33.0mm3.00mm1.65mm
#43.2mm3.25mm1.60mm
#53.4mm3.50mm1.50mm
#63.6mm3.75mm1.40mm
#73.8mm4.00mm1.30mm
#84.0mm4.25mm1.20mm
#94.2mm4.50mm1.15mm
#104.4mm4.75mm1.05mm
#114.6mm5.00mm1.00mm
#124.8mm5.25mm.95mm
#135.0mm5.50mm
#145.2mm5.75mm
#155.4mm6.00mm
#165.6mm6.25mm
#175.8mm6.50mm
#186.0mm6.75mm
#196.2mm7.00mm
#206.4mm7.25mm
#216.6mm7.50mm
#226.8mm7.75mm
#237.0mm8.00mm
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