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S770-29 29" Series 770 Balance

I dont know what Option: 29B,29C,29D,29E,29F to choose from. The broken balance on the window as a number of 2900.The total length is 29inches. I do not know the weight of the window. Its is a single hung window and it is vinyl.

Attached are multiple pictures showing the type of channel balance I

Need pivot blocks and balancers for single hung vinyl tilt window Balancer says DB A04 29C Pivot block measures 1 5/8"

Measures 29" balancer with twine as tension string. What to use ? 1/2 pivot shoe and 29 " #600 balancer ?

It's one is 27 " and other one is 29 "I think the width is 8 cm. Thank you for your response.

Please identify and let me know if you can provide for me. 29” Length 6 Sets (Left and Right) needed

Hi, The string became detached from the balance spring on one side of this single hung aluminum window, and I wonder if you carry this part. The first photo is hard to see but shows the full length of the square channel, with the string at the bottom and a fastening screw at the top. The strin ... (cont.)

Dear Sir Or Madam, I need to replace 6 channel balances. The old ones are 29C (marked on them). They look like your "29" Series 770 Balance". The problem is their depth - it is not 5/8in as I've been able to find in a number of places, but exactly 1/2in. 5/8 will not work. Are your balances 5/ ... (cont.)

I believe these are series 770 channel balances and just wanted to confirm before I order. Thanks, I have 2 size one measures 35" long and the other is 29". The 35" ones are stamped 3500 and the 29" ones are stamped 2900. Both have a BSI stamp on them. I have several different size windows and have ... (cont.)

I have several balance replacements I'd like to order, but I don't have the balance for some windows. The one I do have is a 29 inch and it has 2900 BSI LD stamped on it. What does this tell me with regard to the right fit? How can I determine the others fit? Lastly, the bottom piece which I don ... (cont.)

I need 24 of these. Thank you. Jeff

I need to replace the sash on both sides of a window that will no longer open. From the stamp on the old sash can you tell me what part I need to order? Or do you need more information? Thanks, David

The balancer is 29 inches long and 9/19 wide and 1/2 deep. The best I could come up with on pivot shoe is 1 1/2 in wide x2 in tall. Thanks for your help

The balance rod has 2900-bsi-77-2647 stamped on it. Can you please tell me if you can match this rod? We need multiple windows repaired. ASAP

My channel balance that needs replacing only has 2840 J stamped on it. Which stamp option should I select or does this even apply? The window itself weighs around 25lb's. It also has simple hook on the end of the balance that holds it under the shoe. Would you recommdend replace the shoe and ... (cont.)

I have a window that has been difficult to open and close. Recently when trying to close the window I heard something pop and some plastic fall. After inspecting and googling a bit I found that I had a broken balance shoe and learned how to remove it. I located this website but I'm not quite sure wh ... (cont.)

Balance 1: Markings - 2900 BSI KK 29 inches long Balance 2 Markings - 3500 BSI JF 35 inches long also including a photo of the brake for reference Thanks!

29 inches long, 1/2 inch deep and a 1/2 inch wide markings 2900 BSI LD

I have tilting windows. The sash support is 29 inches long and has a number stamped r C 2840 on the back. I assume I need a 770. When I tried to order I was told that I need to select Option 29A, 29B, etc. I could not find an explanation of the different options. What option do I need? ... (cont.)

I have what appears to be a Series 770 29" balance stamped 29C BSI KH where the BSI is vertically imprinted between the C and the letters KH. My channel depth is ~1/2" and width seems to be ~1.25" wide. I need 2 new bottom shoes. I did use screwdriver and turned black circular piece in Pictu ... (cont.)