SRAM DUB BB30 Bottom Bracket - BB30 83mm MTB Cannondale Ai Black Direct Mount Type-Direct Mount e*Thirteen These rings are threaded use

These rings are threaded use with 10mm chainring bolts

Shape: SRAM Code 2011+

Deep Peri-Canal provides continuous relief channel from tip to tail

The SRAM X-SYNC 2 Eagle direct mount chainrings are built with the needs of E-MTB riders in mind

SRAM DUB BB30 Bottom Bracket - BB30 83mm MTB Cannondale Ai Black Direct Mount Type-Direct Mount e*Thirteen These rings are threaded useSRAM DUB BB30 Bottom Bracket BB30 83mm MTB Cannondale Ai Black. The SRAM DUB bottom bracket series has a simple job to connect crankarms and protect the smooth long lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard simplifying crankarm compatibility. Gutter Seal Technology drastically improves sealing against the elements Sealed cartridge bearings One oversized