Full Speed Ahead Comet MegaTooth Direct Mount Chainring - 32t FSA Direct Mount For 12-Speed Shimano Hyperglide+ BLK Model-Ultra Light Speed DFour DUB is designed for

DFour DUB is designed for Dura-Ace R9100 chainrings

inner bushing and outer cartridge bearing

but it has dynamically less travel

model KOM Light i76 size 26" internal/external 76/79

tire size 29" tire width 2

Full Speed Ahead Comet MegaTooth Direct Mount Chainring - 32t FSA Direct Mount For 12-Speed Shimano Hyperglide+ BLK Model-Ultra Light Speed DFour DUB is designed forFull Speed Ahead Comet MegaTooth Direct Mount Chainring 32t FSA Direct Mount For 12 Speed Shimano Hyperglide+ Black. These direct mount chainrings coincide perfectly with the Comet Modular Crank. The MegaTooth design allows you to put all of your power through without worrying about dropping your chain. Long tooth profile enhances chain retention Thick thin tooth design for maximum chain engagement Anodized black with laser etched logos Heat treated