SRAM X-Sync Road Direct Mount Chainring Rival - 40t 12-Speed 8-Bolt Direct Mount BLK MFPN=CN11009 ISO Diameter 520 / 24"

ISO Diameter 520 / 24" Mini Bmx ISO Width (mm) 28 ISO Width (mm) 29 ISO Width (mm) 30 ISO Width (mm) 31 ISO Width (mm) 32 ISO Width (mm) 33 ISO Width (mm) 34 ISO Width (mm) 35 ISO Width (mm) 36 ISO Width (mm) 37 Labeled Size 24 x 1-1/8 - 1-3/8 Shaft Type Threaded Valve Presta Short 32-40mm Valve Core Removable Wall Thickess 0

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}Surly Disc Trucker Frameset - 700c Steel Hi-Viz Black 60cm

128% harder and 58% lighter than standard steel bearings

SRAM X-Sync Road Direct Mount Chainring Rival - 40t 12-Speed 8-Bolt Direct Mount BLK MFPN=CN11009 ISO Diameter 520 / 24"SRAM 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