Holosun 509T Red Dot Adapter for Glock MOS Pistols

The HolosunA(R) 509 Adapter Plate for GlockA(R) 9mm Luger / .40 S&W MOS Double Stack Pistols is an easy-to-install optics adapter plate, engineered to deliver quick installation and unparalleled stability and reliability right out of the box. Crafted of durable, yet lightweight with a corrosion-resistant hard-coat anodized finish, this adapter plate offers dependable service in virtually any shooting application, while the low-profile design works with most optics-ready holsters for snag-free carry. If that's not enough, the Holosun 509 adapter plate includes all installation hardware and is backed by a dependable lifetime warranty for lasting service you can truly depend on.