sku # TT-ZONM11600
Columbus Zona top tube for steel bicycle frames - 28.6 diameter - .7/.5/.7 wall thickness. Length = 600
235g - 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=28.6 W1=.7 WC=.5 W2=.7 L1=50 T1=40 LC=370 T2=40 L2=100