CMXZDCG478

8 ft. Chain Rail Extension Kit

  • The 8 ft. Chain Rail Extension Kit is used to complete garage door opener installations on chain drive garages with up to 8 ft. garage doors.
CMXZDCG478

Features

  • HEIGHT EXTENSION: Allows your chain drive garage door to handle up to 8 ft. doors
CMXZDCG478

Product Includes

CMXZDCG478 Steel Rail Extension with Replacement Chain 1 X
Set of Required Hardware 1 X

Warranty & Service

CRAFTSMAN Warranty

View complete information on all CRAFTSMAN products, including warranty length, exclusions, and limitations.

CRAFTSMAN SERVICE

We’re confident of the quality of our products and we’ll repair, without charge, any defects due to faulty materials or workmanship within the specified warranty.

Product Manual

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