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Box Two™ Chain Tensioners let you dial in your chain tension so it's just right. Two mounting holes provide room for ample adjustment on most frames. When used properly, Box Two™ Chain Tensioners help protect frame dropouts and keep your rear wheels locked in place where they should be.
(Sold in 10mm, Packs of Two)
Ships within 48 hours · Estimated delivery Jun 29 - Jul 4
US$40
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