Ultradyne USA

The UD Arca Dynalock Rail can be installed using the M-LOK fasteners provided or by a qualified gunsmith. By upgrading to the Arca Dynalock Rail, you can enjoy the benefits of both Arca and Dynalock...

High quality components and precise manufacturing make Ultradyne parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure...

The Athena is Ultradyne's linear compensator. Muzzle rise has been optimized, with gas vented at an angle then forward. This sends a lower percent of sound and gasses back towards the shooter,...

The Mercury Muzzle Brake has been engineered to precise specifications to provide superior recoil reduction and inhibit muzzle rise with a calibrated release of blast energy. Progressive 90-degree...