SRAM X-Sync Road Direct Mount Chainring Rival - 40t 12-Speed 8-Bolt Direct Mount BLK MFPN=13000021000110 Combines superb grip and high

Combines superb grip and high durability

}MAHLE Smartbike Systems X35 Replacement Freehub Body - HG Compatible

}Shimano BB-UN300 Bottom Bracket - English 68 x 107mm Spindle Square Taper JIS

Available in 160mm and 140mm diameters

}Wheels Manufacturing Sealed Bearing Extractor for 6003 6803 and 6903 bearings

SRAM X-Sync Road Direct Mount Chainring Rival - 40t 12-Speed 8-Bolt Direct Mount BLK MFPN=13000021000110 Combines superb grip and highSRAM X Sync Road Direct Mount Chainring for Rival 40t 12 Speed 8 Bolt Direct Mount Black. SRAM X Sync Road Direct Mount Chainrings for Rival drivetrains feature a wide tooth narrow tooth design to provides maximum chain control. SRAM X SYNC wide tooth narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable X Range gearing technology gives you more range and a smoother gear progression so youre