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