Shimano Dura-Ace FC-R9200 12-Speed Chainring - 50t Asymmetric 110 BCD BLK NK MPFN-168-001-020 }Challenge Gravel Grinder Race Tire

}Challenge Gravel Grinder Race Tire - 700 x 33 Tubeless Folding Black

Shimano BB-ES300 Octalink V2 Bottom BracketsFits Shimano Octalink V2 Spline Cranksets

}Full Speed Ahead Premium English Bottom Bracket for MegaExo Crank - English Thread MegaExo 24mm Spindle Interface Road

Cabin luggage dimensions for air travel (excluding daypack)

Shimano Dura-Ace FC-R9200 12-Speed Chainring - 50t Asymmetric 110 BCD BLK NK MPFN-168-001-020 }Challenge Gravel Grinder Race TireShimano Dura Ace FC R9200 12 Speed Chainring 50t Asymmetric 110 BCD Black NK. Shimano Dura Ace FC R9200 chainrings are constructed with high quality aluminum and are compatible with FC R9200 and FC 9200 P 2x 12 speed cranksets. Asymmetric 110 BCD Compatible with HG 12 speed chains TECH SPECS Color BlackRing Position Type OuterTooth Count 50Round or Oval RoundDrivetrain Speeds 12Chainring BCD 110 Shimano AsymmetricMaterial AluminumDefined Color Black