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12mm Rear Thru Axle for Syntace X-12 system
corner hard
4 of the holes are threaded and 1 is a normal through bolt hole (done for Surly compatibility)
many carbon steerers require that the steer tube extend above the stem
Elliptical 110 BCD Chainrings blue 12mm Rear Thru Axle forMore power? Check. Better traction? Definitely. Less shifting? Yup. Funky uneven pedal stroke? Not with Wolf Tooths PowerTrac Elliptical (PTE) chainrings. Our proprietary design means a slightly less ovalized ring (10%) with less aggressive timing (112) than competitors versions; any change to your pedal stroke is unnoticeable for most riders, but they still provide the POWER and TRACTION benefits inherent to oval chainrings. Click HERE for detailed
