Dust Cover for Holosun 509T glock 40 - Perfect Fit: Holds any

- Perfect Fit: Holds any firearm via a Dead Air KeyMo for Omega 300 adapter

- Simple Install and Removal: Firmly press down to install

ensure you order the proper version of the mount

Answer safes

- Small Footprint: ~1" diameter

Dust Cover for Holosun 509T glock 40 - Perfect Fit: Holds anyFriction Fit: Cover slides onto Holosun 509T X2 red dot via a friction fit. Simple Install and Removal: Firmly press down to install. To remove, firmly push up, alternating between pushing on the front and back half, to walk the cover up and off. Slide Mounted and Non Slide Mounted Versions: If you are using this on a pistol where the sight is attached to the slide, choose the slide mounted option. If you are mounting on a picatinny rail, offset