Profile Racing’s Legacy: Week 44, 2012.
After heavy production/innovation/design years for Profile in 2010 and 2011, it was time to switch gears to Madera. Following the classic, 19mm Profile Spline Drive Sprocket, the Madera Helm Spline Drive Sprocket was created. It uses the same 8 petaled “flower” design for the Spline Insert as the traditional Profile 19mm. […]