How much plastic has Benelli used in the internals on the Nova pump (i.e. the trigger-group)? I looked at a Nova today, but did not take the trigger-group out. 'Just can't "warm-up" to a receiver that's an amalgam of plastic and steel. I'm sure the Benelli is a fine gun, but I still like the 870. 'Guess the jury's still on the durability and longevity of the Nova. Meanwhile, I'll stick with the "1950's Technology" of the 870...