
Written by: Spencer Canon My first bike was a black Centurion Ironman with Shimano 105 and "Biopace" chainrings. I guess Shimano was so certain their egg-shaped chainrings would be successful that they went ahead and made them standard issue that year. It was a brave attempt that went the way of other bad ideas like Softride. Fast forward almost 20 years and there's still some non-round … [Read more...]
