51 speedshop

Which Extension Is Right For You?

Which Extension Is Right For You?

We developed 51 SPEEDSHOP extension range to improve rider performance by focusing on comfort, positioning, and aerodynamics.  Backed by our advanced bike fit knowledge, we utilized 3D printed segments to construct extension shapes into neutrally orientated wrist positions...

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Does Crank Length Matter?

Does Crank Length Matter?

Where did crank length come from? Where did these lengths that we consider “standard” originate? Has crank length just been passed down from one generation to another and over time has just become accepted even though there is no basis for the current “standard” with the current bicycles we ride today. 

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