I have two of them (on different bikes) and at 350 lbs+, haven't had any trouble.
If anything...we break them in easier.
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Hey, I'm just this GUY...you know?
>>>Team Critical Mess<<< (You mean it's not SUPPOSE to hurt?)
My nice new Nashbar Touring Build AKA "The Flying Avocadooooooooo!"
1998(?) Trek 700 Multitrack
1995 Trek 1220 AKA "Jimi"
Older Non-suspension Specialized Hardrock