Cas-Ker Mainspring End Types

Unbreakable Mainspring MS-126X

Unbreakable Mainspring MS-126X Dennison/US Standard Size (inches): 12 x 6 x 19-1/2 Metric Size: 2.10 x .17. Tongue End Type. (TON)
White alloy unbreakable mainspring for watches, with Tongue Type end.

This item is typically IN STOCK and ready to ship.

Most orders are shipped from our facility with 24 hours, Monday through Friday.

Cas-Ker Co.
2550 Civic Center Drive | Cincinnati, OH 45231 | CALL 800-487-0408 | FAX 800-487-5848 | Cincinnati 513-674-7700