https://www.parktool.com/blog/repair-help/fork-steering-column-length-and-sizing
uvadzaju pocet podloziek na karbonovom krku vidlice max. do vysky 20mm. U mojich stavieb potrebujem ist o dost viacej. Stretli ste sa s tymto doporucenim niekto? Rozmyslam aky stres to moze vyvolat u dlhsej trubky vidlice. Vsak na tah a ohyb je namahana tak ci tak.... Nie je mi jasne preco by mal vacsi pocet podloziek nejako kriticky ohrozit pevnost zostavy... Alebo hrozi ze ked sa v stupani do kopca poriadne slapne v stoji do pedalov a ze sa krk ulomi..?
Skorej sa mi zda nebezpecnejsie ked sa vo vnutri karbonovej trubky roztiahne "jezko" na hulvata ( bez jemne dotiahnuteho predstavca) a vznikne vnutorne pnutie ... este horsie ked zasahuje spodnou castou mimo objimku predstavca a tam vie spravit (vypuklinu-rozsirenie) na trubke, lebo nema protitlak objimky... Nejake skusenosti ci rady? dik.
Tu je povodny text:
Threadless forks with carbon fiber steering columns have special concerns. There is a limit to the amount of spacers between the stem and the headset. Too many spacers may stress the carbon fiber and lead to failure. Contact the fork manufacturer for limits in regards to your fork. Generally, manufacturers recommend no more than 20mm additional stack height between stem and upper race.