Quote:
Originally Posted by tgold
Every aluminum or steel sprocket is the same thickness where the teeth are.
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Sure, if they're both 520 sprockets. The 428 sprocket is thicker than stock 520 to match wider chain rollers.
I'm using this RS8R steel sprocket on my street-bike:
It's about 1/2 the weight of the factory steel sprocket:
Similar in weight to a more solid alloy sprocket: