The BOX One Prime 9 Chain is protected by a dual-coating of nickel plating and a "Diamond-Like Carbon" layer for added hardness, wear-resistance, and slickness. Prime 9 chains feature chamfered shifting edges, solid plates, and solid pins to safeguard durability. Inner link spacing is engineeered to grab modern wide/narrow chainrings.
Durable dual-coating DLC ("diamond-like carbon") and nickel protection
Hardened alloy steel
Durable hardened solid pins
Wide/narrow chainring compatible
Compatible with most 10,11,12-speed wide/narrow chainrings
Prime 9 technology