New In Box Flattop™ technology allows for a narrower chain with quieter operation and increased strength and durability Hard Chrome™ plated inner and outer plates for faster and more precise shifts Requires new Flattop™ Powerlock™ 120 links Chain Connector: PowerLock Inner Link Finish: Chrome Plated Outer Link Finish: Nickel Pin Variant: Solid Pin Pin Treatment: Chrome Hardened .
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