Glock to Holosun 509T Steel Red Dot Plate

Glock to Holosun 509T Steel Red Dot Plate

Steel Adapter Plate for Glock MOS & Holosun 509T

PRODUCT OVERVIEW

This steel adapter plate enables the seamless mounting of a Holosun 509T red dot sight or any optic with the same footprint to your Glock MOS slide. Athena Precision offers unmatched rigidity and precision under recoil and heavy real world use. Finished with a corrosion-resistant copper phosphate coating and shipped with all necessary screws and hardware, this drop-in solution requires no milling or modifications. We take immense pride in the aesthetics and quality of the parts we produce. Every product is engineered, manufactured, finished, and shipped from our shop in Salt Lake City, Utah.

Ideal for duty, competitive shooting, and concealed carry applications.

QUICK SPECS

Feature

Specification

Compatibility

Glock MOS Models 17, 19, 20, 21, 22, 23, 34, 33, 40, 41, 45, 47.

Optic Footprint

Holosun 509T

Material

Hardened Heat Treated 4140 Alloy Steel

Finish

Black Copper Phosphate Coating

Hardware Included

M3 x 0.5 x 6mm (All mounting hardware needed comes with the order.)

Thickness

0.100” (Measurement from the bottom of the plate to the mounting face of the optic not the overall thickness.)

Made In

Salt Lake City, UT, USA

**May fit other models, listed is what we've tested.**

KEY FEATURES

• Premium Steel Construction - Delivers superior strength over aluminum, resisting any movement, flex and fatigue under high recoil.

• Perfect Fitment - Reverse-engineered for exact match with OEM factory slides. No wobble, no play.

• True Drop-In - No gunsmithing or milling required. Designed for hassle-free installs.

• Surface Protection - Durable phosphate coating guards against corrosion, moisture, and wear.

• Duty-Proven Performance - Trusted by law enforcement, competitors, and serious gun owners.

INSTALLATION GUIDE

FREQUENTLY ASKED QUESTIONS

Q: Will this fit all Glock MOS slides?
A: Yes. It is fully compatible with the MOS slides.

Q: Will this work with suppressor-height sights?
A: Yes. Most standard co-witness iron sights are supported.

Q: Will it hold zero through thousands of rounds?
A: Yes - tested up to 7,000+ rounds with no shift or loosening.

Q: Is this plate compatible with Holosun 407K/507K?
A: This version is for the Holosun 509T. Please refer to our 407K/507K-compatible red dot plate. 

Q: Is milling or custom fitting required?
A: Not at all. This is a plug-and-play solution designed for DIY installation.

CUSTOMER REVIEWS

"This piece is perfect. It makes my optic look as like its directly mounted to the slide. Perfect cut." -Q.C.

"Perfect! Mounting plate fits nice and tight. No issues with install. I am 500 plus rounds in and no issues." -J.P.

"The absolute best plates that money can buy. Won’t go anywhere else." -D.N.

“Best 509 MOS plate Available. Moved away from C&H after running into QC issues. The CNC PROS 509T plate has been phenomenal. 7k rounds so far without issue. I'll be a customer for life. The optic sits near milled height as well.” -C.G.

PERFORMANCE APPLICATIONS

• Everyday Carry (EDC) - Slim profile with strong retention.

• Duty & Tactical - Reinforced performance under high-stress use.

• Competition - Maintains zero during dynamic courses.

RESOURCES

• Install Instructions

• Knowledge Hub

ORDER DETAILS

• Price: $65.00

• Availability: In Stock - Ships in 1-3 Business Days

• Warranty: Lifetime Replacement Guarantee. We will happily return/replace any defective parts if you ever have any issues!

• Support: Contact | athenaprecisioncnc@gmail.com | (801) 973-0800

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