The Holosun 407/507K Adapter for GLOCK MOS 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.

Features:
Compatible with GLOCK 19/17 MOS Optic Cut Slides
Will Not Fit 43X/48 MOS
6061 aircraft aluminum construction
Corrosion-resistant anodized finish