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The pin only requires a straight bore and a round shaft. The square tapered parts on modern bikes are more complex and would require additional machining steps. Aluminum is lighter but does not produce a tighter joint than a similarly designed steel joint.
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German autos: '79 911 SC, '87 951, '03 330i, '08 Cayenne, '13 Cayenne
0% Liberal
Men do not quit playing because they get old.... They get old because they quit playing.
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