T.A. Cyclotouriste (Pro Vis 5) Chain Rings For 5,6,7,8 speed derailleur systems only

These are brand new chain rings manufactured in France for their 50.4mm BCD cranks, but they fit Stronglight 49D, SunXCD and Velo Orange 50.4mm cranks as well. 

They are interchangeable with the Velo Orange 50.4BCD chain rings

The outer rings attach to the following crank arms:T.A. Cyclotouriste (Pro Vis 5), Suntour SunXCD crank arms, Stronglight 49D, Velo Orange 50.4 crank sets

To attach the outer rings to the cranks you will need eBay item number: 201298005161

The inner/middle rings (80mm BCD) attach ONLY to the T.A. Cyclotouriste (Pro Vis 5)  and Velo Orange outer rings and you will need the bolt set to attach the inner and outer rings together to make a double chainset  eBay item number: 202414720400

So if you have another make of rings, you will need both inner and outer rings, plus the bolt set eBay item number:

202414720400