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Only Nine Speeds. Is Simpler Better? BOX Launches Prime 9 Drivetrain - Mountain Bike Feature - Vital MTB
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Amazon.com : BOX COMPONENTS Box Two Prime 9 X-Wide 9 Speed Black Rear derailleur : Sports & Outdoors
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BOX Components Box 3 Prime 9 Drivetrain 2020 | Mountain Bike Reviews » Components » Drivetrain | IMB | Free Mountain Bike Magazine Online
![Only Nine Speeds. Is Simpler Better? BOX Launches Prime 9 Drivetrain - Mountain Bike Feature - Vital MTB Only Nine Speeds. Is Simpler Better? BOX Launches Prime 9 Drivetrain - Mountain Bike Feature - Vital MTB](https://p.vitalmtb.com/photos/stories/2019/09/02/max_cassette1_649815.jpg)