Cas-Ker Mainspring End Types

Unbreakable Mainspring MS-357T

Unbreakable Mainspring MS-357T Dennison/US Standard Size (inches): 3-1/2 x 8 x 15-1/2 Metric Size: 1.25 x .14 special end. Tongue End Type. (TON)
$18.95
SKU MS-357T
Qty
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 within 24 hours, Monday through Friday.

See Shipping Info link at bottom of page for more details.

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