TA could & I rode with someone who did Cal coast tour on a 50-28 .. now you can build them with a White VBC.
though with 12t small cogs you hardly need the 50.
[different bike than you guys carry on about, 16" wheel, 3 speed, big chainring, Mountain drive crank .. a 50t acts like a 20t.]
Last edited by fietsbob; 03-15-16 at 09:47 AM.