The Box Two 9 speed chain is BOX's most durable chain in a 9-speed package. This chain is manufactured from hardened alloy steel and receives a nickel plating finish to add corrosion and wear-resistance. The Prime 9 chain also benefits from chamfered edges, solid pins and solid plates to keep things durable.

Who's this item for: Any riders running a Box Two 9 speed drivetrain but will suit riders with any BOX prime 9-speed drivetrain.

Number of gears: Suitable for use with Prime 9 wide range 9-speed drivetrains.

Number of links: 126 links in this chain.

Weight: 350g

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

Materials / construction: Constructed from hardened alloy steel with a nickel-plated finish. Both the pins and inner/outer plates are solid hardened steel construction.

Other component compatibility: Compatible with BOX 9 speed drivetrains. This chain is also narrow/wide chainring compatible so it'll pair up well with 11-speed chainrings from WolfTooth, OneUp, Absolute Black etc..

Pros: This is Box's most durable chain, it's also a great middle of the range value offering from BOX.

Cons: A little heavier than some options out there due to its solid pins and wear-resistant construction.