[TR] TR3 stone guards

[Randall]

> After reading your post, I find myself wondering why you 
> could not fabricate some out of sheet aluminum.

They have fairly deep compound curves, which might be tricky for someone with no experience beating aluminum (or using an English
wheel).

The new ones I got from TRF had the curves right, they just had a lot of extra metal around the edges that had to be trimmed away.

Randall