SRAM 3.0 Comp 8 Speed Shifter Set Model=S80 8-Speed Internally Geared Hub }Shimano Dura-Ace R9100 Chainring -

}Shimano Dura-Ace R9100 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination

}Problem Solvers Bushnell Eccentric Bottom Bracket - Classic Fat 100mm x 54mm Silver

Machined in the USA with lightweight strong durable aircraft-grade 6061 aluminum

}Profile Design WING/20c Base Bar - 31

SRAM 3.0 Comp 8 Speed Shifter Set Model=S80 8-Speed Internally Geared Hub }Shimano Dura-Ace R9100 Chainring -SRAM 3. 0 Comp 8 Speed Shifter Set. Affordable shifters with the time tested GripShift design and construction. Compatible with SRAM rear derailleurs designed for 9 or fewer cogs. Includes cables and stationary grips; housing sold separately Cables are replaced without removing shifter Front shifter is micro friction design TECH SPECS Double or Triple Double Double or Triple Triple Front Der Shifter Compatibility SRAM Mountain Rear Der Shifter