Zinc plated steel hinges with yellow dichromate dip for protection against corrosion
Standard duty with stop for awning and projected windows Sliding brass shoe guide - REPLACE with Stainless Steel Version 

Generally use with Dyad (two link design) operators

Specifications:
Overall track length: 20-1/8 inch
Track Width: 3/4 inch
Stack Height: 1/2 inch
Non-handed
Material: Steel, YDI 

Note: For a Stainless Steel bar hinge please see 55806-ss.
May require 10 day lead time.
Priced and sold each