The wife and I are moving to Texas, and houses are literally selling within days of being posted down there. We went to an open house and there were 20+ people looking at it.
VERY common problem. You have a couple of options. You can buy adjustable sights here; Smith-Sights: Adjustable, high-impact sighting systems for your Mosin-Nagant! or if you like free slide some wire insulation over the front sight post to make it taller.
My PSL's bulged front trunnion measures the exact same width as my RPK's. I haven't had the magazine issues with my PSL and it shoots on its best day 1.5" groups at 100 yards.