YBN MK12e 12 Speed Flattop Chain - Rainbow R0 Two of the three cassette

Two of the three cassette options feature a 9-tooth cog

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Technology Spring

YBN MK12e 12 Speed Flattop Chain - Rainbow R0 Two of the three cassetteThe YBN SLA MK12 E is an e bikerated 12 speed Flat Top chain designed for SRAM AXS Road, XPLR, and T Type MTB Gravel drivetrains. Built with solid plates, solid pins, and reinforced riveting, the MK12 E delivers exceptional strength and shifting stabilityespecially under high load or electronic shifting conditions. Its durability makes it ideal not only for mid motor e bikes, but also for riders who frequently shift under heavy pedalling torque, such