Why do you want them to be tight fitting?
If they run really tight to the tyre any crap that gets caught between the tyre and the guard will just start to rub, or jam the tyre.
You want the largest clearance between the tyre and guard your frame will allow as long as the mudguard also still works as a mudguard.
Why do you want them to be tight fitting?
If they run really tight to the tyre any crap that gets caught between the tyre and the guard will just start to rub, or jam the tyre.
You want the largest clearance between the tyre and guard your frame will allow as long as the mudguard also still works as a mudguard.