Holosun 509T: Red Dot Reckoning at 1,000 Rounds

Holosun 509T: Red Dot Reckoning at 1,000 Rounds

It took a while, but the Red Dot Sight (RDS) is now widely accepted as a suitable accessory for a defensive handgun. And while the RDS market was dominated by just a couple of big names for a very long time, the last couple of years have seen a number of new optics...