__PG__ wrote:I once punctured on the ride home in Northcote from a tack. I was riding the Boulevard but it took a few km's for it to work its way through the carcass (Continental GP 4 seasons with two vectran layers).
I've done the same. in one case - on MTB tyres - the tack actually sealed the tube and when I spotted it and pulled it out, the tyre went flat. this was miles away from the Boullie.