Indeed; these little puppies:D-Rider wrote:I think Mango is on about the valves that are themselves angled. (I've a couple of them waiting to go on).
http://www.tyre-equipment.co.uk/acatalo ... Valves.htm
By the way, the standard Falco rims take the smaller 8.5mm tyre valves. I bedded mine down with a little dab of silicon sealant to be sure (to be sure).