Thread: Options to replace the chainrings in my FC-6603
View Single Post
Old 08-01-20, 10:09 AM
  #8  
cpach
Senior Member
 
Join Date: Oct 2009
Location: Mt Shasta, CA, USA
Posts: 2,143

Bikes: Too many. Giant Trance X 29, Surly Midnight Special get the most time.

Mentioned: 26 Post(s)
Tagged: 0 Thread(s)
Quoted: 533 Post(s)
Liked 312 Times in 236 Posts
Originally Posted by speedlever
FC-4703 says 50-39-30 but I don't see it in 130mm BCD. Only 110 and 74. Don't I need 130mm BCD?
It would change your top gear and you would get better shifting with a matching front derailleur but there's no reason you need 130bcd of you're switching cranks.
cpach is offline  
Reply
Likes For cpach: