BOX Two Prime 9 Chain (126L) - Silver MFPN=MR-20-1-105 And the best part is

And the best part is

Rotor and adapter sold separately Brake Lever Actuation Hydraulic Brake Caliper Type Post Mount Rotor Included No Brake Lever Use Left

42mm Headset Cane Creek 40 IS Integrated Headset Seatpost RockShox Reverb Stealth

and superior performance for high frequency use

BOX Two Prime 9 Chain (126L) - Silver MFPN=MR-20-1-105 And the best part isPrime 9 Technology for wide range without complexity Wider chain is strong and durable 9 speed chain has outer width of normal 9 speed but a narrower inner width to match 10 11 speed narrow wide chainrings. Compatible with most 10, 11, and 12 speed chainrings as well as BMX 3 32 inch chainrings and cogs 8 speed chain has outer width of normal 8 speed but a narrower inner width, optimized for use with Box Four Narrow Wide chainrings 3rd party web sales