All-City 13T x 1/8" Track Cog Black MPFN-230-4078A }RockShox Fork Service Kit Full:

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}Surly Cross Check 1 1/8" Fork with Mid Eyelets with Threaded Bosses

}Surly Single Cassette Cog 3/32" Splined 21t

}Ritchey WCS Carbon Mountain Fork: 29" QR 1-1/8 Disc Black

}Enduro Ceramic Hybrid 6802 LLB Sealed Cartridge Bearing 15 x 24 x 5mm

All-City 13T x 1/8" Track Cog Black MPFN-230-4078A }RockShox Fork Service Kit Full:All City 13T x 1 8" Track Cog Black. All city's great value standard track cog available in the most popular sizes. 16t and lower are solid 17t and higher have cutouts Chromoly steel; CNC precision machined 1 8" width cogs; Threads are 1. 37" x 24 tpi TECH SPECS Tooth Count 13