ZEFAL FRAME HPX-2 BLACK HUB 4130 chromoly with post-weld heat

4130 chromoly with post-weld heat treatment

The name says it all… It holds tight and works with almost every smartphone having a 4

8-speed road crankset

Steel construction drilled for reduced weight and better cooling

Trek: 6-series Madone - 2010-2011 / Cronus CX Pro - 2012-2013 / Cronus CX Ultimate - 2012-2013 / Cronus CX Ultimate Frameset - 2012-2013 / Custom Madone 6 Series - 2012 / Custom Madone 6 Series SSL - 2012 / Custom Madone 6 Series SSL WSD - 2012 / Custom Madone 6 Series WSD - 2012 / Custom Speed Conc

ZEFAL FRAME HPX-2 BLACK HUB 4130 chromoly with post-weld heatFrame Fit design extends to fit securely below the top tube Alloy barrel w soft grips and metal thumblock Reversible valve 175 PSI max pressure 230g