Shimano ZEE RD-M640 Shadow Plus Rear Derailleur

Brand Shimano
Category Components
SubCategory Drivetrain, Brakes
Sale Price
$47.11
Retail Price
$61.99
Merchant SKU 250557
Manufacturer SKU
Product UPC
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Chain slap is something we all have to live with, but Shimano's ZEE RD-M640 Shadow Plus makes it a whole lot less cringe-inducing by including its now-famous clutch technology. By increasing spring tension when it's engaged, the clutch reduces slap and the risk of dropping a chain, making it a... Show More