I own two pair of the Nashbar MTB pedals and they work just fine, not a single problem in three years and thousands of miles, if you are concerned about weight, I would check that out. They seem really heavy.
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2005 Giant OCR Composite3
2005 Trek 3700
2006 Flyte SRS-3 FINISHED!!!!!!!!!!!!!!!
2008 Gary Fisher X-Caliber 29er
.........that's how I Roll.