I have a broken channel balance that i want to replace, here are some pictures of the defective balance along with stamped numbers. The plastic inserts are still in the window side and in good shape. 21 in length 1/2 in width l Thanks
Casey from SWISCO responded:
June 28, 2022
Hello,
Take a look and compare the S765-21 channel balance with a 20-3 strength option to your assembly. Thanks for posting!