SRAM RED Crankset - 172.5mm, 2x 12-Speed, 50/37t, 8-Bolt Direct Mount, DUB Spindle Interface, Natural Carbon, E1 chamois-buttr RaceFace CINCH Bottom Bracket Bottom

RaceFace CINCH Bottom Bracket Bottom Brackets UPC: 821973335308

Reinforced polymide cage and non-contact seal to keep dirt and moisture out

Item Specifications Crown Race 30

left-side/front is 2-Speed

Approximate +10g in weight compared to the fully CNC version

SRAM RED Crankset - 172.5mm, 2x 12-Speed, 50/37t, 8-Bolt Direct Mount, DUB Spindle Interface, Natural Carbon, E1 chamois-buttr RaceFace CINCH Bottom Bracket BottomWhen SRAM found ways to make their lightest and stiffest crank even lighter, they went for it. A new optimized layup drops 29g from the hollow carbon arms. The X Range gearing technology minimizes cadence changes during front shifts, maximizing your ability to put power down. Plus they're offering more crankarm lengths than ever before to ensure this crank works for you. One piece 2x chainring results in a lighter weight, stiffer, more durable