Misplaying a couple of grounders doesn't mean you have "stone hands". Specially if you're making the assesment over TV. Magnify the s***** plays, overlook the good ones.
As for the throwing mechanics:
A) They were part of a criticism on his fielding, which you are now bailing on.
B ) Can you show some concrete evidence that shows that his throwing mechanics are poor? Article? Publication? Someone besides you over the TV?
But where's the info to validate the opinions you're thrwing around as fact? There's gotta be some sort of literature about it if it's been discussed for years.
Also interesting, Jacko was noting how Beltre was a singles hitter right now, so Beltre connects an XBH tonight. Also was on McDonald's case for sucking all day long, hit, Run and RBI. Keep them coming, please, Jacko.