Old 09-03-12, 10:52 AM
Half way there
gmt13's Avatar
Join Date: May 2011
Location: Durham, NC
Posts: 1,110

Bikes: 69 Hercules, 73 Raleigh Sports, 74 Raliegh Competition, 78 Nishiki Professional, 79 Nishiki International, 83 Colnago Super, 83 Viner Junior

Mentioned: 0 Post(s)
Tagged: 0 Thread(s)
Quoted: 1 Post(s)
Likes: 0
Liked 0 Times in 0 Posts
I'm gonna guess that it's the freewheel. Some of them have enough play to knock a bit. It is always intermittent. Next time it happens, try spinning the cranks backward one revolution - see it it stops.

This is a common problem on the SS BMX type freewheels.

gmt13 is offline