Promax MX37 Seatpost Clamp – Fixed 31.8mm Black. Cold forged and CNCd from 6061-T6 aluminum alloy the MX37 seatpost clamp is tough lightweight and safe for use on carbon frames. 31.8mm diameter black with laser-etched graphics and stainless steel hardware.

  • 6061-T6 aluminum alloy
  • Bold-on
  • Safe for use on carbon frames
    • TECH SPECS
    Color Black
    Defined Color Black
    Diameter 31.8
    Material Alloy
    Type Bolt-On

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