PROFILE - From The Dungeon. Episode #3: The FIRST 19mm, 48 splined Crank Spindle.
The crank arm to start a revolution
4 Jun 2018
Video by Profile
Episode three see's the unearthing of what would b the FIRST ever 48 splined crank arm in production. Jim Alley then proceeds to give a detailed run down of the history.
"On episode #3 of From the Dungeon, Jim Alley gives us insight on the manufacturing (and the tools involved) of the FIRST 19mm, 48 splined crank axle (a design stemming from Profile Racing's steering gears Circa 1980/1981)."
Profile Racing is an official DIG partner.
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