Exploring the many shades of grey between mountain bikes and road bikes threw up a trend from many of the best gravel bikes for offering the option of two wheelset sizes — 650b or 700c — for ...

Gravel bike wheels are still 700c in diameter (though some do use smaller 650b wheels), but the rims (and thus, the bike's frame and fork too) are built to take wider tyres, usually up to around 50mm.

Here are the best budget-friendly road bikes on the market. ... (Rim) Brakes Versus Disc ... HH HILAND Hiland Road Bike 700c Racing Bike. $320 at Amazon. $430 $285 at Walmart.

With a 23mm road tire or narrower, a 700c wheel will measure out to be just 665mm or less in outer diameter. Coincidentally, we’re finally back to an era where many of us are riding 700mm diameter ...