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Hey there,
Thanks for posting! Your spiral balance is likely to be either the 5/8" Series 600 or the 3/8" Series 900. You'll need to remove and confirm a few of its details to determine which series is needed for your window.
For the pivot shoes, I'd need to know the width and thickness of the shoe to identify the correct replacement.
I've included a few video tutorials below with instructions on how to remove/install the hardware and the information needed to identify the balances.
Feel free to reach out with any questions.
Hello,
I'm afraid I cannot determine the exact diameter based on the photo of the measuring tape held up next to the balance. Since its length is close to 29", you'll need either the 5/8" S600-29 or the 3/8" S900-29. You'll need to select the red tip option.
To determine which of these is the replacement you need, be sure to confirm the diameter of your balances.
Thanks for posting! Your shoe appears to have a 1/2" thickness like the 15-046 Pivot Shoe. You'll need to be sure to double check the width and thickness to confirm that this is the right fit.