SRAM RED Aero X-Sync Chainring - 50t, 12-Speed, 8-Bolt Direct Mount, Black, E1 Hub Parts & Accessories UPC: 765442154017

UPC: 765442154017

UPC: 072774228898

RF4074 HB6813

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SRAM RED Aero X-Sync Chainring - 50t, 12-Speed, 8-Bolt Direct Mount, Black, E1 Hub Parts & Accessories UPC: 765442154017SRAM's light, stiff, and durable direct mount RED X Sync Aero chainrings let you pick the exact gearing you want and quickly swap sizes. X Sync technology keeps the chain where you need it to be, too. X Sync wide tooth, narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable than previous version X Range gearing technology gives you more range and a smoother gear progression, so youre always in