Joined: Oct 2011
Posts: 10,048
Likes: 2,508
From: Fairplay Co
Bikes: Current 79 Nishiki Custum Sport, Jeunet 620, notable previous bikes P.K. Ripper loop tail, Kawahara Laser Lite, Paramount Track full chrome, Raliegh Internatioanl, Motobecan Super Mirage. 59 Crown royak 3 speed
If this helps it is pretty common for cartridge bearings that are bad or going bad to grind under load with weight on them and still spin smoothely with no load or weight such asin your fingers or when you just spin the wheel off the ground.