Milgard series 5220; W=2'- 6" x H=3'- 0"
Markings found; 14 4 JQ CALDWELL
Metal Channel section; 5/8"x5/8"
Metal Channel Length H=15"
A quick learner from Guam says:
May 30, 2018
I am looking for Milgard channel balances (2 EA) for W=2'-6" x H=3'-0" window sash.
Tom from SWISCO responded:
May 31, 2018
It looks like you may have the shoe shown below. If so, you have a Series 385 balance: S385-15. Select "1440" for an option when you place your order online.