Shimano Dura-Ace 14t 1/8" Track Cog Black MFPN=EBBRS501I }Shimano 105 FC-RS520 Crankset -

}Shimano 105 FC-RS520 Crankset - 165mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface Black

Color Silver Ring Position/Type Inner Tooth Count 26 Drivetrain Speeds 9 Chainring BCD 64 Material Aluminum Defined Color Silver

complete with two-liter Hydrapak® 3D lumbar reservoir and additional space to stow a gamut of gear on your rides

Made with 7050 aerospace-grade aluminum the chassis is both lightweight and durable

} Rebuild kits for Race Face platform pedals

Shimano Dura-Ace 14t 1/8" Track Cog Black MFPN=EBBRS501I }Shimano 105 FC-RS520 Crankset -Shimano Dura Ace 14t 1 8" Track Cog Black. Shimano Dura Ace Track Cogs1. 37" x 24 tpi Black TECH SPECS Tooth Count 14