The Box Three chain is polished and then chemically treated to achieve corrosion resistance. All Prime 9 chains have chamfered shifting edges, solid plates and solid pins to safeguard durability. Our unique inner link spacing is engineered to grab those mo
The Box Three chain is polished and then chemically treated to achieve corrosion resistance. All Prime 9 chains have chamfered shifting edges, solid plates and solid pins to safeguard durability. Our unique inner link spacing is engineered to grab those modern wide/narrow chainrings. We chose to modernize the 9-speed platform due to the chain’s spirited reputation.
Features:
Boxs Best All-Rounder Chain
Polished & Treated Protection
Includes Connecting Link
Compatible with BMX 3/32″ Chainrings and Sprockets
Compatible with most 10,11, & 12-speed wide/narrow chainrings
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