Chamberlain® Chain Drive Kit WALL REMOTE Simple to set up and

Simple to set up and use

without harmful chemicals

This is an A36 Black Steel 1/4'' Thick

24-Foot Length – Supports long structural spans

1/8" Tip Recess

Chamberlain® Chain Drive Kit WALL REMOTE Simple to set up andHigh quality, rigorously tested, and durable, only Chamberlain genuine parts are recommended for repairing your garage door opener. This Chamberlain Extension Kit is needed for garage doors that are eight feet high and are compatible with Chamberlain chain drive garage door openers. This chain drive rail extension kit features a quick install rail system. Featured Extends opener track for 8' high doors Includes rail extension, replacement chain, and