The Box One 9 speed chain is BOX's best performing chain in a 9-speed package. This chain receives a dual coating in both nickel plating and DLC to boost hardness, wear-resistance, and slickness. The Prime 9 chain also benefits from chamfered edges, solid pins and solid plates to keep things durable.

Who's this item for: Recommended for use with the Box One 9 speed drivetrain but will work with any BOX 9-speed drivetrain.

Number of gears: This chain is for use with 9-speed drivetrains.

Number of links: 126 links here.

Weight: 350g

Quick joining link: Yes, a quick link comes included with the chain.

Materials / construction: Constructed from heat-treated alloy steel with a nickel-plated and durable DLC (diamond like carbon) finish. Both the pins and inner/outer plates are solid steel construction.

Other component compatibility: This chain is compatible with BOX 9 speed drivetrains. It's also narrow/wide chainring compatible.

Pros: Durable long lasting chain that looks great with the black DLC coating.

Cons: The durable dual coating and solid pin construction means that this chain won't be quite as light as some of the other options out there.