The small groove barely visible here is Boyd Cycling’s extrusion guide that allows a straighter, stronger rim. Chris McGovern of Real Wheel Bicycle Studio says they’re some of the straightest and easiest-to-build rims. NAHBS 2016. © Cyclocross Magazine

The small groove barely visible here is Boyd Cycling’s extrusion guide that allows a straighter, stronger rim. Chris McGovern of Real Wheel Bicycle Studio says they’re some of the straightest and easiest-to-build rims. NAHBS 2016. © Cyclocross Magazineundefined