Description
STIHL 20″ Rollomatic E Professional Guide Bar 3/8″ Pitch, .050″ Gauge Model 3003 008 8921
The STIHL 3003 008 8921 is a 20-inch Rollomatic E Professional guide bar designed for rugged use in forestry, felling, and high-demand cutting jobs. Built with a solid construction and replaceable sprocket nose, this guide bar delivers long-lasting performance on powerful STIHL chainsaws.
Product Features
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Professional-grade bar for heavy-duty cutting
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Designed for 3/8″ pitch, .050″ gauge chains
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Solid bar body with replaceable sprocket nose tip for extended bar life
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High cutting stability and reduced bar flex
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Ideal for felling, bucking, and all-around logging applications
Specifications
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STIHL Part Number: 3003 008 8921
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Alternate Format: 30030088921
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Bar Length: 20 inches (50 cm)
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Pitch: 3/8″
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Gauge: .050″ (1.3 mm)
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Nose Type: Replaceable sprocket tip
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Bar Mount: 3003 (large mount)
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Series: Rollomatic E Professional
Compatible STIHL Chainsaws
Fits high-powered STIHL chainsaws with 3/8″ pitch and 3003 large bar mount, including:
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MS 271, MS 291, MS 311, MS 362
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MS 391, MS 400 C-M, MS 441, MS 462, MS 500i
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MS 660, MS 661, and similar professional-grade models
Recommended Chain
Pairs with STIHL 3/8″ pitch, .050″ gauge chains such as:
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33RS3 / 3621 005 0081 (81 drive links)
Fitment Note
Only compatible with saws using the 3003 bar mount, 3/8″ pitch sprocket, and .050″ gauge chain. Always confirm fitment with your saws specs before ordering.









