Brake Shoe Assembly for Heavy Duty Aluminum Windows used primarily in Commercial  buildings, apartments housing and sometimes residential homes

Window Type: Commercial

Window Series: 2000 Single Hung, 3000 Double Hung 

Markings on window Spacer Bar - Thermo Cell (between panes of glass ) 

Related Window Assembly Parts:

5350001: Brake Shoe: 1-1/4" x 13/16" thick

5350002: 3' Pivot Bar:  1/2" x 5/16" Steel , 2 holes

5350004-09:  Coil Spring Width: 11/16"