Down Tube

Columbus Zona Down Tube 29er 35mm – 8/5/8 – 750mm, Thecnoline ST-286 Down tube Ø 31.7 x 670 0.9/0.6/0.9, Dedacciai Down Tube DR-01 31.7*.8/.5/.8*650, Dedacciai down Tube DR-01 35.0*.8/.6/.8*670