Originally Posted by
kilemcd
What would a good 17t cog be? Dura Ace doesn't make those as far as I know
Soma or EAI.... soma being the cheaper one.... get the cheapest ones they sell.
As far as a cog goes; aside from it failing via cracking in half and falling off, which is very unlikely, you are theoretically paying for durability. But the durability of a cog has many variables such as chain tension.... so yeah, it doesn't hurt to go cheap.