craftsman-21JM-Miter Saw Arbor Shaft Assembly
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Miter Saw Arbor Shaft Assembly 21JM

Part #21JM

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Part Information

This arbor shaft assembly (part number 21JM) is for miter saws.

Arbor shaft assembly 21JM holds and turns the blade. The assembly may include multiple parts; refer to your parts diagram for a complete list of parts included.

Unplug the miter saw before installing this part. Wear work gloves to protect your hands.


Part Number



Hardware and Tools


0.7 lbs


6.5" x 3.5" x 3"