Shimano Claris CS-HG50 Cassette - 8 Speed 11-34t Silver Nickel Plated Model=Key Wedge Barends }Shimano Dura-Ace R9100 36t 110mm

}Shimano Dura-Ace R9100 36t 110mm 11-Speed Chainring for 36/52t

}Bosch Charge-On-Bike-Socket - 350mm The smart system Compatible

Hollowtech hollow forged crank arms not only the bikes weight but decreases rotating mass to aid in acceleration

Alarm at a volume of at least 100 dB for 15 seconds followed by automatic reactivation

XX) or the 2013+ Monarch RT3

Shimano Claris CS-HG50 Cassette - 8 Speed 11-34t Silver Nickel Plated Model=Key Wedge Barends }Shimano Dura-Ace R9100 36t 110mmShimano Claris CS HG50 Cassette 8 Speed 11 34t Silver Nickel Plated. Shimano Claris HG50 cassettes ensure a durable and low maintenance system thats easy to operate with accurate and light action shifting for Shimano 8 speed drivetrains. Nickel plated finish for corrosion resistance Steel lockring TECH SPECS Color Silver Range 11 34 Cassette Cogs 11 13 15 18 21 24 28 34 Cassette Body Type Shimano SRAM 8 9 10 Speed Drivetrain Speeds 8 Defined Color