Shimano 105 RD-R7100 Rear Derailleur - 12-Speed Direct Mount One Spec Shadow Design 36t Max Low ModelNumber=K1009 }Surly Big Dummy Cargo Bike

}Surly Big Dummy Cargo Bike - 26" Steel Bruised Ego Purple Large

description premium gold bleed kit compatibility all Shimano (2012+ mtb)

}RockShox Rear Shock Body Vise blocks 23

}Full Speed Ahead Omega/Vero Pro Steel Road Double Chainring - 36t 90 BCD Steel N-11 Black

Boost (93g)

Shimano 105 RD-R7100 Rear Derailleur - 12-Speed Direct Mount One Spec Shadow Design 36t Max Low ModelNumber=K1009 }Surly Big Dummy Cargo BikeShimano 105 RD R7100 Rear Derailleur 12 Speed Direct Mount One Spec Shadow Design 36t Max Low. The Shimano 105 12 speed rear derailleur combines the smooth and stable shifting that is a staple of Shimano Shadow RD design with direct mount compatibility and a wider gear range capacity. Shadow RD offers a low profile design with single tension construction that prevents the derailleur from hitting the chainstay in rough riding conditions Direct Mount