52/14. 75ish gear inches with bmx mini tires. thinking 49/13…
especially with a 51t chainring.
[quote=“jim”]52x18
78gi i think. maybe 76.
edit: yup, 78gi.[/quote]
76.2gi with a 25c tire.
46/15 not idea but i’m able to get around.
Why not just grab a 16t cog? They’re easy enough to find and would give you 75. Hell I’d send you mine but on a trip.
48/17
47/18