Shimano FC-09 50t 11-Speed Asymmetric 110BCD Black Chainring MFPN=Y00E98020 Flexible hose for easy filling

Flexible hose for easy filling and fold-down foot pads for easy pumping

Axle Type 12mm TA Freehub Body Shimano Micro Spline Hub Spacing 148mm Hub Drilling 28H Position Rear Hub Weight 227g Primary Color Purple Rotor Mount Center Lock Hub Spoke Type J-bend

A vest might be the most versatile piece of cycling gear available

BCD Direct Mount SRAM 3 Bolt Narrow-Wide Design X-Sync 2 Primary Color Gold Teeth 32 Material Aluminum Speed 11/12 Chainring Comp

Rotor Size (mm) 203Rotor Type Two PiecePad Compatibility All Pad CompoundsWeight 171Hub/Disc Compatibility Center-Lock

Shimano FC-09 50t 11-Speed Asymmetric 110BCD Black Chainring MFPN=Y00E98020 Flexible hose for easy fillingSystem supremacy Shimanos Dura Ace 11 speed asymmetric chainrings provide clean chain engagement for reliable riding. The 110 BCD bolt pattern is compatible only with cranks with a matching 110 BCD. System engineering at its peak. Redesigned gear teeth profile to fit wider gear pitch Optimum power transfer Best balance for lighter weight and efficiency 4 arm construction Shorter length of rear center with O. L. D. 135mm Hollowtech II