21t SS cog

JDurk

Well-Known Member
Anyone have a decent condition Surly 21t SS cog they're willing to part with? Can trade or purchase. Quick online search to buy new all show out of stock or on backorder.
 
How far are you from Brielle Cyclery?

 
How far are you from Brielle Cyclery?

Per Google 70mi, but that is a track cog for a fixie. I saw they have a 22t for an HG freehub in stock, but nothing else.
No 21. Most # teeth I’ve got 2x 20’s and a 22. All HG compatible.

View attachment 233672

Let me know if you want any.
I'm good with 17,18 (3 on-hand),19 (3 on-hand), and 20t. Looking to run the 21t with a 34t chainring. If my search comes up short, will run 32x20.
 
Per Google 70mi, but that is a track cog for a fixie. I saw they have a 22t for an HG freehub in stock, but nothing else.

I'm good with 17,18 (3 on-hand),19 (3 on-hand), and 20t. Looking to run the 21t with a 34t chainring. If my search comes up short, will run 32x20.
Get a 30t chainring and bust out the gear calculator son!
 
Got my calcs completed. 30t won't fit my 104bcd XT crank without some spacers and longer crank bolts. I'm not a spinner either.
30/20 is only 1.2 gear inches longer doe

but cog cheaper than chainring and easier to change so i gets it
 
Just got a response from Surly bikes and all cassette SS cogs will start being available again in a few weeks. Will probably just wait it out or go with Plan B 32x20. Want to stick with steel for the cog, not interested in 7075 alloy.
 
Seems legit.. This is from QBP dealer site


FW2079.jpg

Surly Single Cassette Cog 3/32" Splined 21t
QBP #FW2079
PA 0

MN 0

CO 0

NV 0
PA ETA: 03/16/2024

MN ETA: 03/16/2024

CO ETA: 03/16/2024

NV ETA: 03/16/2024
 
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