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Current Category
Custom Frames > Steel Frames

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Columbus Zona Frame and Carbon Forks
The characteristics of the Zona tubes
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Tubes with increased thickness walls for “Over size” frames |
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Moderate weight and notable strength thanks to the shapes, which are introduced also for the tubes of the rear stay |
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Elevated reliability and fatigue life |
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Main triangle in Nivacrom, rear stays in steel alloy. |
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Columbus Life Frame and Carbon Forks
The characteristics of the Life tubes
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Reduced thickness, up to 0.45 mm |
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Availability of “over size” tubes for the TQ (Ř42) and the TV (Ř35) |
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Main triangle in NIOBIUM and rear stays in alloyed steel |
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Excellent resistance/weight ratio |
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Exceptional mechanical characteristics: high breaking load, superior tenacity and incredible fatigue endurance. |
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Columbus Spirit Frame and Carbon Forks
The characteristics of the Spirit tubes
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Reduced thickness, up to 0.38 mm |
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Exceptional mechanical characteristics: high breaking load, superior tenacity and incredible fatigue endurance |
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Special shaping designed to optimise strength and resistance |
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Excellent surface finish of tubes (no decarburization or oxidation) |
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Individual inspection and marking of the tubes of the main triangle |
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Main triangle in NIOBIUM and rear stays in seamless alloyed steel |
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Incomparable strength/weight ratio |
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Carbon seat tube |
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Adaptor for carbon seat tube |
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Investment cast BB Shell “MARS” for single plug rear stays. |
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