Window Sash balance part identify

Question

Hi
I need 2 of these please, pictures provided:
The channel width is 1/2 inch. The markings are: 25 4 DX CMC 11
Thank You.

Bob · Accepted Answer

Hey there. This looks like either the S380-26 or S385-26. The only difference between these two channel balances is the shoe depth. See below. For the stamp option, choose 2540.

Comparison of the S378, S380 and S385 balance shoes.