Surly Track Cog 3/32 X 16t Silver MFPN=Y1YT11000 Chunky knobs and abundant space

Chunky knobs and abundant space between them keeps the Verdict digging in all conditions

The two-liter hydration reservoir with bite valve sits neatly in a backpack with cooling comfort thanks to the breathable mesh back panel and shoulder straps

bomber 30mm-wide alloy wheels

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with a chainring grouping that's equally suited to big alpine climbs as it is to throwing down the gauntlet on the flats

Surly Track Cog 3/32 X 16t Silver MFPN=Y1YT11000 Chunky knobs and abundant spaceSurly Track Cog 3 32 X 16t Silver. Surly track cogs are threaded the same as a BMX freewheel (1. 375 x 24 tpi right hand threads). This means that they will fit on single speed rear hubs as well as BMX freewheel hubs but this application is not recommended. Track cogs are meant to work on track hubs only. 415 hardened chromoly steel 1. 375" x 24 tpi Photo for color and material reference only TECH SPECS Tooth Count 16