Threevok
Growing old disgracefully
- Location
- South Wales
Would a rubber strap do?
Zefal do this mirror which can fit just about anywhere on your bike, including the downtube, and is easily removed. Currently with 47% off at £6.12.
https://www.amazon.co.uk/Zefal-95293-Double-Adjustment-Mirror/dp/B000FY05PG/
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Oooh - Like the look of that - so I just ordered one