In the hubbub surrounding the release of SRAM`s new one-by 12-speed Eagle drivetrains, the cassette and XX1 Eagle 12-Speed Chain have undoubtedly stolen the show with their golden bling and groundbreaking technology. SRAM met the challenge of creating a chain that could handle off-road abuse with smooth-shifting accuracy by investing in all-new tooling and redefining how chains are made. The advent of 11-speed was met with many a pearl-clutching concern about the strength and reliability of such a narrow c...