Columbus Max 8 Tube set Tubing Top tube: Columbus Max COL MAXL11600 Bi-oval 37 x 26 x31.7 x 600 0.7/0.4/0.7 Down tube: Columbus Max COL MAXL12650 Bi-oval 40 x 30 x 35 x 650 0.8/0.5/0.8 Seat tube: Columbus Max COL MAXL13635 Oval 37 x 26 to round 28.6 x 635 0.8/0.5 Chain stays: Columbus Max COL MAXL14OV 36 x 18 x 410 x 0.6 2 pieces Seat stays: Columbus Max COL MAX615OV560 18 x 12 x 0.7 oval 2 pieces Head tube: Columbus SL COL SLOI18600 Round head tube 31.7 x 1 x 600
