Originally Posted by Rog G
The spacers are aluminium and are 45.5mm long, 19mm OD, ID is clearance for 3/8 inch


Thanks Rog that's really helpful, now I can probably find one close enough on EBay. A 3/8 bolt would clear an M10 metric ID wouldn't it?

92 Connaught Green Plus 4
Triumph Bonneville 865