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Old 31-08-12, 09:25
mash101 mash101 is offline
Expert XT-Moto
 
Join Date: Sep 2011
Location: Near Gatwick UK
Posts: 222
mash101 is on a distinguished road
Everything on the bike is metric (except for tyre diameter....), so I would've thought O rings would be metric too. I think the section thickness is important also....