Hamilton Factory Balance Staffs (3) for 10s Grade 917, 921, 923, 945 - New

THREE (1/4 Doz) Hamilton Factory Balance Staff for 10s Grade 917, 921, 923, 945, Factory No. 6027 / 607100, Pivot 9, new in open envelope. See images for further details. I specialize is hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a marginally adequate job of representing the item.