The Chain Drive Rail Extension Kit is required for reliable, everyday operation of Chamberlain chain drive models. Featuring a quick-install extension rail and replacement chain, the kit includes everything needed for quick and easy installation.
The Chain Drive Rail Extension Kit is required for reliable, everyday operation of Chamberlain chain drive models. Featuring a quick-install extension rail and replacement chain, the kit includes everything needed for quick and easy installation.
Add Related products to weekly line up
Be the First to Know. Sign up for the newsletter today !
