Chainsaw Bar, 20-in
Part #: 577179801

Substitution: 578133801 Learn why

Chainsaw Bar, 20-in Part 578133801
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Important Details


  • This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including 577179801

Part Information

This manufacturer-approved bar (part number 578133801) is for chainsaws.

Bar 578133801 holds the cutting chain in place for cutting.

Let the engine cool and disconnect the spark plug wire before installing this part. Wear work gloves to protect your hands.


  • Category: Lawn & Garden/Yard/Farm