The following is a list of replacement or repair Extend-A-Line parts. All Extend-A-Lines ship complete.

Model 5801-CL – top plastic housing
Model 5802-CL – bottom plastic housing
Model 5803-CL – clamp jaw
Model 5804-CL – sliding driver
Model 5806-CL – aluminum mounting bracket
Model 5807-CL – thumb wheel (1/4-20 x 5-1/4″L)
Model 5815-MINI – 12″ arms bundle (6 pc)
Model 5813-CL – 35″ arms bundle (6 pc)

The below nut/bolt hardware can be found at a local hardware store:
Model FST-1680 – 1/4-20 nylon lock nut
Model FST-1681 – 1/4-20 hex nut
Model FST-1865 – 5/16 SAE flat washer
Model FST-1880 – 5/16-18 nylon lock nut
Model FST-1896 – 5/16-18 x 5-1/2″ carriage bolt