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Columbus Zona down tube - 35 dia. - .7/.5/.7 - length = 670

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sku # DT-ZONL12670

Columbus Zona down tube for steel bicycle frames - 35 diameter - .7/.5/.7 wall thickness. Length = 670

331g - Weight is based on a representative tube. Actual weight may vary slightly.

Please see tube graphic (in the image gallery for this product) as a guide for the following specs.

OD=35  W1=.8  WC=.5  W2=.8  L1=60  T1=40  LC=410  T2=40  L2=120