Garage door jamb brackets are made for adjusting the garage door tracks during installation, shorter side is installed on the garage building and the longer side will be assembled with garage tracks. So KOP DOOR has a lot of options of the jamb bracket height as the different door sizes in projects.
We have 2 most common types garage door jamb brackets for our European and American clients. For different standard brackets, we also have standardized designs to fit various door frames, J1-J9 and universal J1-J6(for Amarr Door) for American doors and customized length for European garage doors. And the 12GA (2.5mm) thickness will ensure robust support, enhancing the garage door stability.
Our automatic production line of the stamped parts ensures precision and consistency, meeting diverse project needs efficiently. We can offer the garage door jamb brackets in bulk to you in one week. You can also get our jamb brackets pre-assembled with garage door tracks and flag brackets for the simple installation like your local suppliers.
Garage Door Jamb Brackets








Standard Sizes with Customized Options
For your various garage door installation and distribution works, different door size with different tracks will make you have to select different option of garage door jamb brackets. From height 3.02’’ to 5.02’’ for the jamb bracket, we have enough stock for these normal sizes for American market. We can also customize different height and shape for European and South African garage doors.


Great Surface Treatment for Rust Resistant
Even the garage door jamb brackets are the small items during the garage door installation, we still don’t ignore the quality. KOP DOOR select high quality raw material steel with thicker galvanized coating to avoid the rusting caused in the humidity garage door environment. We can also provide post galvanized and powder coating treatment for your business, for the car washing room or other extremely environment installation, our stainless steel garage door brackets are your best choice!
Longer Lifespan with Better Warranty
Maybe you will be worried about our quality as a new overseas garage door supplier, our high strength raw material with precision manufacturing ensures durability, we can offer longer lifespan of garage door jamb brackets for your business, 5 years warranty will meet your demands. You can also get our free samples from our factory directly or the local guys we have cooperated with.

Yes, we have shipped the stainless steel jamb brackets to our North American clients. Not only the jamb brackets, we can also do the stainless steel for other garage door brackets.
Yes, we can do the work for you, also like your local suppliers, together with the flag brackets.
Yes, we can do the laser marking and powder coating on the garage door jamb brackets for you, no MOQ for you.


