Nice looking machine, could this be one of the earliest known 1x Gravel bikes known to exist 🤔😉 I particularly like the use of what looks like fork lamp bosses as seat stay rack mounts, guessing that it's a custom built rack 👍
Yeah it's more like farce book, I tried to join The Raleigh Roadster Club on f***ed book and was denied access even though my bike is a Raleigh roadster built for the Chairman and Managing Director of Ti Raleigh Industries... it's a f***ing joke 🤣 Sorry it's not the same group but I feel your pain 👍
You may want to consider using longer straddle wires to increase braking power rather than flex. Have noticed that a lot of stock Weinnman centre pulls came with very short straddle wires 👍
Post in thread 'The Vintage Brakes Thread'...
I think as Columbus used the same casting company for their Air seat post they more than likely they used the same company for the special Air lugs so they will have the answer. Maybe try an email with some pictures to them, someone may remember 🤔
I have been trying to solve this mystery myself as I have an 83 Raleigh SBDU 753 frame that has a seat lug with a web on the underside and have found one the same with the SR logo. I have spoken to the supplier who said they are Italian but can't remember the name.
Thread 'Lug...
This may be suitable 🤔
Thread 'Dawes 25" Frame free for collection in Medway' https://www.retrobike.co.uk/threads/dawes-25-frame-free-for-collection-in-medway.473885/