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S390-22 22" Series 390 Channel Balance

Hello..I'd need 2 balances for my non tilting windows. Not sure which ones to get. Photos attached above. Thanks

Due to the photo limit of 5, I didn't send any of installed window. I can send more pictures if you need them. Marking on Channel is 2140 J. Length of fhe channel without the ends is 22". I will need 8 of these and then more of differnt sizes when these are installed.

Stamp reads 2120 and CH, measures 22", not sure which series I need

Stamp n. A2440 Stamp m. A2440

Markings : 21 12 BSI 1/2 inch wide x 22 inch long, foot is 1 inch wide,and spring is 12 inches. Would like to know witch replacement works. Thanks Tom

Channel balance has 21 4 KBSI embossed. 1/2 inch wide, 22 inches long.

I need 2

L -23 in. 2240 Need (4)

I am looking for replacement chanel balances for these windows.

This is stamped into my existing part: 21 12 BSM The metal channel measures 22"

The window balance is broken I need to replace two of them

This is from an aluminum window frame Balance is 22" long without end fittings 21 C. B.S.I stamp. I believe it is the 390 balance as foot is 1 1/8" Do not know which weight balance to get

Please help me identify the balancer

Can you identify what I need.

22" long 9/16" wide 5/8" tall

I need to order this with all the plastic attachment on this.

Measured 22"

These are from one of my windows and they are 40 years old and getting creaky. What would the replacement be?

Printed number on Body: 2190 25 Dimensions: 22" x 9/16" Trade Size: 1/2" Also, need little plastic ends pieces. - One is white, and the other is an off white/tan color - see attached images I do not have an installed picture available

21 3 J1