From what I could research? It looks to be a Caldwell parts.
Top 15P142 bottom 15P72.
Stamp on shaft 2740
28 inches long, 9/16's high, 5/8 wide.
Window Balance

Contractor from The Woodlands TX
Jan 12, 2025 2:08 pm
5 user uploaded images
2 Replies

Bob from SWISCO
Jan 12, 2025 9:32 pm


Thanks for posting. See our S395-28 Channel Balance. For a stamp option choose 2740. Let me know if you have further questions.
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