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getting used to a helmet
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09-15-10 | 11:19 AM
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dsh
Oh, you know...
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DC
Bikes:
'74 Schwinn Sports Tourer (Polo), S-Works E5 Team Festina (Chorus 11), Trek 2200 Bonded Carbon (Fixed), Trek 920 (7 speed IGH), Chesini Olimpiade SL (1x7)
But the hardest you can hit your head in a bike crash is like the same speed as gravity from 6' or whatever!!!!
I don't understand the physics of lever arms and radial acceleration!!!1
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