11-03-2014, 12:11 AM
(This post was last modified: 11-03-2014, 12:12 AM by underground375.)
There both the same part from vortex 180s not having centre caps
challengers are more popular as there easier to get balanced. never liked them myself due to freckling out when I got to close to the kerb :O
![Tongue Tongue](https://www.306oc.co.uk/forum/images/smilies/tongue.png)