BeamUP 10 ft. Garage Door Chain Drive Extension Kit in Black

beamUP's 10 ft. chain and rail extension kit is specifically designed for customers with 10 ft. garage doors. The standard garage door height is 7 ft. high, so please measure your garage height before purchasing the extension kit. Our extension kit is compatible with The Workhorse (BU100) and The Sentry (BU400) beamUP garage door opener models.