0406 Watch Mainspring 1.20 x 0.14 x 267 (10 1/2") (Calibers in description)
Dimensions: Ā 1.20 x 0.14 x 267 (10 1/2")
End Type: Double brace
Material: Original Factory blue steel
Fits Calibers:
Illinois 6/0 size 47365

Description
Dimensions: Ā 1.20 x 0.14 x 267 (10 1/2")
End Type: Double brace
Material: Original Factory blue steel
Fits Calibers:
Illinois 6/0 size 47365
