Amgen tour of California 2012

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Truvativ HammerSchmidt AM chainset

  • The chainring is fully sandwiched on both sides and with the upper box guide properly positioned, it's virtually impossible to drop a chain.

    The chainring is fully sandwiched on both sides and with the upper box guide properly positioned, it's virtually impossible to drop a chain.

    Photo credit © Emily Wren/www.emilywren.com

  • Watch those ankles; the straight arms don't provide much clearance for duck-footed riders.

    Watch those ankles; the straight arms don't provide much clearance for duck-footed riders.

    Photo credit © Emily Wren/www.emilywren.com

  • Both arms affix to the bottom bracket via Truvativ's proven tapered spline interface.

    Both arms affix to the bottom bracket via Truvativ's proven tapered spline interface.

    Photo credit © Emily Wren/www.emilywren.com

  • The solid-forged aluminum arms are durable but lighter and stiffer hollow-forged units would better suit the HammerSchmidt's premium price tag.

    The solid-forged aluminum arms are durable but lighter and stiffer hollow-forged units would better suit the HammerSchmidt's premium price tag.

    Photo credit © Emily Wren/www.emilywren.com

  • The shifter is a near carbon copy of SRAM's existing X.0 trigger and a cheaper X.9 version is also available. The action on the HammerSchmidt version is reversed, though.

    The shifter is a near carbon copy of SRAM's existing X.0 trigger and a cheaper X.9 version is also available. The action on the HammerSchmidt version is reversed, though.

    Photo credit © Emily Wren/www.emilywren.com

  • The single-ring setup allows for a lighter and snappier short-cage rear derailleur, not to mention a shorter chain, too.

    The single-ring setup allows for a lighter and snappier short-cage rear derailleur, not to mention a shorter chain, too.

    Photo credit © Emily Wren/www.emilywren.com

  • The HammerSchmidt bottom bracket is based on Truvativ's excellent Howitzer design.

    The HammerSchmidt bottom bracket is based on Truvativ's excellent Howitzer design.

    Photo credit © Emily Wren/www.emilywren.com

  • Go on, run into it. The HammerSchmidt's burly integrated bash guard can take a substantial beating.

    Go on, run into it. The HammerSchmidt's burly integrated bash guard can take a substantial beating.

    Photo credit © Emily Wren/www.emilywren.com

  • Full-length housing terminates right at the HammerSchmidt shift arm for consistent all-weather performance and compatibility with most existing frame routing configurations.

    Full-length housing terminates right at the HammerSchmidt shift arm for consistent all-weather performance and compatibility with most existing frame routing configurations.

    Photo credit © Emily Wren/www.emilywren.com

  • The single 22T or 24T chainring makes for massive ground clearance.

    The single 22T or 24T chainring makes for massive ground clearance.

    Photo credit © Emily Wren/www.emilywren.com

  • Truvativ's HammerSchmidt offers 'right now' two-speed capabilities that don't require you to ease off the gas during shifts, all wrapped in an impressively compact package.

    Truvativ's HammerSchmidt offers 'right now' two-speed capabilities that don't require you to ease off the gas during shifts, all wrapped in an impressively compact package.

    Photo credit © Emily Wren/www.emilywren.com