Box Pinion Single Speed Cog

The Pinion single speed cog from BOX Components is a lightweight cog option available in a range of sizes to perfectly dial in your gear ratio. Crafted from either 7075 aluminum alloy for increased weight savings, or chromoly alloy for durability. The Pinion cog is a great way to convert your MTB to single speed while keeping cost and weight down. Compatible with any Shimano freehub body, the Pinion cog from BOX Components is a hassle-free upgrade that takes moments to install, making it a no-brainer upgrade for your next build.