Competition Bumper Plates INFO
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Spec
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Detail
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Bore Size
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50mm (fits standard 2" Olympic barbells)
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Diameter
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450mm / 17.7 in (uniform across all weights)
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Weight Tolerance
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±0.1%
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Durometer (Hardness)
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90
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Material
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Virgin rubber shell, chrome-plated steel center insert
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Thickness — 25 LB
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3.3 cm / 1.3 in
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Thickness — 35 LB
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4.2 cm / 1.65 in
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Thickness — 45 LB
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5.2 cm / 2.05 in
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Thickness — 55 LB
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6.3 cm / 2.48 in
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Color Coding
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Green = 25 LB, Yellow = 35 LB, Blue = 45 LB, Red = 55 LB
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