Holosun Technologies 407/507K Adapter – Black – Fits FN 509
Shop the Holosun Technologies 407/507K Adapter at Venator Hunting — your trusted source for premium firearm and range gear. Chosen by shooters who want hard-running, dependable upgrades that hold up to real range time and duty use. Built for the field, backed by quality.
The Holosun 407/507K Adapter for FN 509 is a rugged and reliable mount, perfect for use with law enforcement, the military, and the everyday shooter. CNC machined with 6061 aircraft aluminum with a Type III Hard Anodized Finish, this mount is designed to withstand even the hardest-hitting recoil as well as rough use and abuse in virtually any tactical environment. KEY FEATURES: Compatible with FN 509 Optic Cut Slides | 6061 aircraft aluminum construction | Corrosion-resistant anodized finish