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Front Protection
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Polymer Seal
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Materials
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Zinc Plated Steel
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Noise Rating
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71 dBA (at 515 RPM) Compared to 79 dBA for Commercial Unground bearings.
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Prec/Semi/Non
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SEMI-PRECISION
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Rear Protection
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Rubber Seal
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Speed Rating
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360 SFM (with a 2.5" roller), 550 RPM
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