Originally Posted by Wildcat1971

for sure in my st and sc10, the top plate strips out way less. all of that mass being held on by those 4 underside screws beats the crap out of the plastic top plate. Less of an issue with the b4, but still can be an issue on harsher tracks. like concrete clay. I always found the carbon front arms to be more brittle. So I run the plastics. But on high bite, the stiffer arms will be more consistent as a tuning option.