NEW SRAM RED Aero X-Sync Chainring - 12-Speed, 8-Bolt Direct Mount, Black, E1 Size:48t you can swing your heel

you can swing your heel out to unclip

Rotors: SRAM 160mm

The Apex® 11-speed mechanical shift-brake control gives you all the gears you need in the palm of your hand

Cassette Cogs: 11-12-13-14-16-18-21-24-28

NEW SRAM RED Aero X-Sync Chainring - 12-Speed, 8-Bolt Direct Mount, Black, E1 Size:48t you can swing your heelSRAM'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