rennrad kompaktkurbel 50/34 170 mm Fahrrad-Kurbelgarnitur, 50–34 Zähne/52–36 Zähne/53–39 Zähne, rundes Kettenblatt mit doppelter Geschwindigkeit, Kurbelarm-Set aus Aluminiumlegierung für Rennrad-Kurbelgarnituren (Farbe: Sv Sport & Freizeit Gear Box 75L (Color):Black Smart Start Technology Muli Sattelstütze 30,9 mm

rennrad kompaktkurbel 50/34 170 mm Fahrrad-Kurbelgarnitur, 50–34 Zähne/52–36 Zähne/53–39 Zähne, rundes Kettenblatt mit doppelter Geschwindigkeit, Kurbelarm-Set aus Aluminiumlegierung für Rennrad-Kurbelgarnituren (Farbe: Sv Sport & Freizeit Gear Box 75L (Color):Black Smart Start Technology Muli Sattelstütze 30,9 mm

Muli Sattelstütze 30,9 mm -3500 mm schwarz

To put an even finer point on it, this is an Unbound race machine, not Unbound XL

Smart Start Technology

Gear Box 75L (Color):Black

Another effect of early cutoff is that the valve is moving quite slowly at the cutoff point, and this creates a constriction point causes the steam to enter the cylinder at less than full boiler pressure (called 'wire drawing' of the steam, named after the process of making metal wire by drawing it through a hole), another wasteful thermodynamic effect visible on an indicator diagram