Holosun 509-RD-ACSS-M for GLOCK MOS MCKGlass so you don’t have to

so you don’t have to worry about having to re-zero when changing reticles

a standard riser

Holosun 509-RD-ACSS-M

Extends battery life up to 50

and reliable

Holosun 509-RD-ACSS-M for GLOCK MOS MCKGlass so you don’t have toHolosun 509 RD ACSS M Holosun HE509 RD Enclosed Solar Powered Red Dot Sight w MOS Mounting Plate ACSS Vulcan Reticle Red Illumination ACSS Vulcan Reticle SKU: HE509 RD ACSS M For GLOCK MOS FREE Shipping Code: SWATOPTICS Holosun 509 ACSS A lot of shooters purchased or built their handgun from the ground up use the tried and true three dot iron sight arrangement that typically comes standard. Many people spend plenty of time and money at the range