Bike Forums - View Single Post - Wheelbuilders: I have questions about 650b HED Belgium Plus rims
Old 03-03-18, 09:34 PM
  #8  
FBinNY 
Senior Member
 
Join Date: Apr 2009
Location: New Rochelle, NY
Posts: 35,964

Bikes: too many bikes from 1967 10s (5x2)Frejus to a Sumitomo Ti/Chorus aluminum 10s (10x2), plus one non-susp mtn bike I use as my commuter

Mentioned: 124 Post(s)
Tagged: 1 Thread(s)
Quoted: 4361 Post(s)
Likes: 0
Liked 15 Times in 15 Posts
Originally Posted by well biked View Post
FWIW: Wholesaler QBP is a distributor of those rims, and they publish both the manufacturer's stated ERD and their own hands-on ERD measurement. QBP measured the ERD at 554.5mm. Again, FWIW.
Given that there's no precise standard for nipple head thickness, nor precise agreement about spoke engagement, ERD specs to a half 0.5mm are a farce.

Another example of BS implied precision where no such thing exists. It's no wonder that we see variance in this spec.
__________________
FB
Chain-L site

An ounce of diagnosis is worth a pound of cure.

“Never argue with an idiot. He will only bring you down to his level and beat you with experience.”, George Carlin

“One accurate measurement is worth a thousand expert opinions” - Adm Grace Murray Hopper - USN

WARNING, I'm from New York. Thin skinned people should maintain safe distance.
FBinNY is offline