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7 articles · CarboXtrem workshop

Cycling news and accessories

What we learn from making things: materials, measurements, position on the bike, and why some parts hold up and others don't.

Foam-Free Bike Saddle: What Changes When the Padding Isn't Foam

Latest · 13/10/2026

Foam-Free Bike Saddle: What Changes When the Padding Isn't Foam

La espuma de un sillín se aplasta justo donde te apoyas. Qué cambia cuando el acolchado es una malla de celdas impresa en 3D, cómo es el NEXUS (145 g, 2 cm de malla)...

10/10/2026

Custom 3D-Printed Saddle: What It Is, How It Is Made and Who It Makes Sense For

A custom 3D-printed saddle is made from your weight and the distance between your sit bones, not an S/M/L size. This is...

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27/09/2026

Knee Pain When Cycling: What the Location Tells You (and What to Adjust First)

La rodilla trabaja entre dos puntos fijos, el sillín y el pedal, y repite el mismo gesto miles de veces por hora....

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21/09/2026

XC Race Starts: How to Gain Position Before the First Singletrack Without Blowing Up

En un XC, la posición con la que entras en el primer sendero estrecho condiciona buena parte de la carrera. Repasamos qué...

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19/09/2026

Riding Several Days in a Row: How to Recover Between Stages (and Avoid Saddle Sores)

Rodar varios días seguidos no es sumar salidas: el cansancio se acumula. Repasamos día a día qué cambia en una carrera por...

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21/08/2026

Bike Saddle Weight: How Many Grams You Can Save (and at What Cost)

Grams are the most-looked-at and worst-understood figure on a saddle. We look at where a saddle's weight comes from (rails, shell, padding,...

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17/07/2026

How to Measure Your Sit Bones (and Get Saddle Width Right First Time)

If you finish your rides with a numb crotch or shifting around on the saddle, it's almost always because it isn't your...

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