SRAM Red DUB 2x E1 Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount SRAM 8 Bolt 46/33 DUB 175mm Black Road CheckoutSpec= Tiagra which fits inside bar ends

which fits inside bar ends of your handlebars

8mm Primary Color Red Face Plate Bolts 4 Stem Length 40mm Stem Angle 0° Stem Material Aluminum

8mm bar clamp

}Easton CINCH Spider and Chainring Assembly - 46/36t 11-Speed Black

6/40mm) Offset 44mm Travel 170mm Spring Type DebonAir+ Brake Mount Disc Only (PM-200) Dropout 15x110mm Boost Weight 2450g Color Black

SRAM Red DUB 2x E1 Crankset Speed: 12 Spindle: 28.99mm BCD: Direct Mount SRAM 8 Bolt 46/33 DUB 175mm Black Road CheckoutSpec= Tiagra which fits inside bar endsOptimized layup drops further grams from the hollow carbon arms X Range gearing minimizes cadence change during a front shift One piece 2x chainring results in a lighter weight, stiffer, more durable crankset 29 g lighter than the previous generation Crisp and accurate front shifts Ultra light hollow carbon fiber crankarms DUB bottom bracket adds durability and simplicity Can be upgraded to a power meter SRAM Model ID: FC RED E1 TECH SPECS Speed 12 BB