Originally Posted by
Velocivixen
I believe that the Sun M13 only take a tire of a certain width. I think those are the ones I looked up online because our local coop sells them new laced or Origin8 hubs for a reasonable price. So might want to check on what size tire those can take. My friend bought a set from Harris Cyclery and they spin nice and smooth.
I've built wheels with both CR18 rims and M13 II rims (have no idea what the II is supposed to mean). They're pretty similar in appearance and price but the M13 II is a bit narrower. I have them on a bike that gets 25 mm to 28 mm tires.