A few people have enquired regarding the Trifox frame that was in for review and eventually chopped up in the name of engineering.
In case you have not seen the original review, you can see that here
And the chop up here
Despite it’s low price, the Trifox was found to be no weaker than the mainstream brands and in some cases stronger – at a material level. The cross section of the Trifox frame shapes has a higher second moment of area.