Sliter en kolfiberram ut? Vad ingenjörerna säger
Carbon does not fatigue like metal. What actually limits a carbon frame's life, how to inspect one after a crash, and why carbon is more repairable than most riders think.
Aero eller vikt: vad gör dig faktiskt snabbare
The physics of aero versus weight, where each one wins, the gradient and speed tipping points, and how to spend your money and attention for real speed.
Innerslangar jämförda: TPU, latex och butyl
An evidence-based comparison of butyl, latex, and TPU inner tubes. Weight, rolling resistance in watts, air retention, durability, and which tube suits which rider.
Däckbredd och -tryck: vad datan visar
Why wider tyres at lower pressure are often faster on real roads, where the road and gravel sweet spots sit, and how to set tyre pressure for your weight and surface.
Kedjeslitage: när du ska byta, och vad det kostar om du inte gör det
What chain wear is, the 0.5% and 0.75% thresholds the industry uses, how to read a chain checker, and why replacing on time saves the cost of a cassette.
Styrlagerstandarder och IS52 förklarat
A plain-language guide to headset standards. How to read SHIS codes like IS42 and IS52, why frames moved to bigger lower bores, and the service trade-off behind internal routing.
Hookless-fälgar: säkerhet och kompatibilitet
The facts on hookless rims. The 72.5 psi limit, why the safety margin is smaller, the tyre compatibility rules, and who hooked versus hookless actually suits.
Vevlagerstandarder: gängat, press-fit och T47 förklarat
A clear guide to bottom bracket standards. What BSA, press-fit, and T47 are, why press-fit creaks, and which to choose for a quiet, serviceable drivetrain.
UDH och Full Mount: bakväxlarstandarden förklarad
What SRAM's Universal Derailleur Hanger and Full Mount actually are, why a UDH frame future-proofs your rear end, and the compatibility caveats worth knowing before you buy.