The designTeam forThe newThomson 31.8 stems had aTough goal: make a stem betterThanTheThomson Elite Road and Mountain Stems.That was aTall order, givenThe popularity ofThe Elite models.They've done it,Though -The new X4 is stronger AND lighterThan before. It's designed aroundThe 31.8mm bar standard for increased stiffness and strength. The X4 incorporates a new steerer clamp designThat shaves 20 grams, and of course,The beautiful design and machine workThat have madeThomson famous, with a knee-f
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