Need a compatible balance spring assembly

Question

Markings - NL BSI 34C

Dimensions:

Length - 34"

width - 9/16"

Depth - 9/16"

I have images available if you need them.

Thank you,

Patrick

Casey · Accepted Answer

Hello,

We'd be happy to help but we would need to see photos of your balance assembly removed from the window. Make sure that both ends and the pulley clip are fully visible. From there, we'll be able to narrow down your replacement options. Thank you!