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Columbus Zona externally butted seat tube - 32.7 dia. - .7/.5/.9 - length = 550

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sku # ST-ZON113550001

Columbus Zona externally butted seat tube for steel bicycle frames - 32.7 dia. - .7/.5/.9 wall thickness. Length = 550

With a 31.7 ID, this tube will work with most dropper posts. It also has a really long lower butt (245mm) so you've got a lot of room to work with if you want to use it in a smaller frame.

282g - 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=32.7  W1=.7  WC=.5  W2=.9  L1=245  T1=40  LC=145  T2=40  L2=80