Dynamount from Ultradyne eliminates shift in zero due to handguard flex, and gives you the longest possible sight radius.  Giving you more accurate aim, and making you a better shooter.  Installation is quick and easy:  

The guys at Alabama Arsenal got to try out the C4 sights and Mercury muzzle brake from Ultradyne.  We think you'll be as impressed as they were after watching this video!  

Over at The Truth About Guns, Jeremy and Chris put our C4 Sights through their paces and were so impressed with what they saw that they posted a pre-review article even before wrapping up the final review.  Here's what they had to say:  "Basically, these are probably...

At Ultradyne USA, we are proud of our new line of firearms accessories. One of the most important aspects of getting the best results from your Ultradyne products is to ensure that they are set up properly. Today, we have Bob Zara demonstrating how easy...