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Q&A for Holosun HE407C-GR-X2 1x 2 MOA Dot Green Dot Sights — 285 Questions & 138 Answers

Name Holosun HE407C-GR-X2 1x 2 MOA Dot Green Dot Sights (4.8)
$228.22 $193.99 Save 15%
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Q
Calvin, member, from MD, United States, asked on November 12, 2020

Will this work on the Glock 43x most?

A
Answered by Tony, guest, from TX, United States, on March 30, 2021

Yes, it will work on the Glock 43x. It's perfect on mine.

11 of 28 found the following answer helpful.
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Q
Sixxpakk, guest, from SC, United States, asked on December 19, 2022

Will this Holosun he407c-gr-x2 fit on a springfield xdm elite osp 3.8 45 caliber handgun?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on January 04, 2023

You will need to purchase and install the Trijicon RMR adapter plate from the Springfield Webstore (linked below). Once you install the plate, you will be able to fit this optic.
https://store.springfield-armory.com/xd-m-osp-optics-mounting-plate-trijicon-holosun/

1 of 1 found the following answer helpful.
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Q
Chris, guest, from NY, United States, asked on July 15, 2026

Will this work on a Glock 20 V MOS?

Expert Answer
A
Answered by Stevey GB, Gear Expert, from TX, United States, on July 16, 2026

Yes, your 10mm MOS beast uses adapter plate #6 for the RMR footprint that this Holosun HE407C-GR-X2 uses. Blast away.

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Expert Answer
A
Answered by Stevey GB, Gear Expert, from TX, United States, on July 01, 2026

That sight will work well but does not come with a mount to attach to your PC Carbine. You can purchase that appropriate Holosun Picatinny mount on this page: https://www.opticsplanet.com/holosun-407c-507c-508t-pic-rail-mount.html.

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Q
Greg Shaw, guest, from MS, United States, asked on March 18, 2025

Will this work for my Sig P365XL?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on March 18, 2025

No, the P365XL will only direct fit optics with the RMSc or K footprint. Direct fit options include the Shield RMSc, Vortex Defender CCW, Holosun 407K/507K, Holosun EPS Carry, Sig Romeo Zero and more.

8 of 8 found the following answer helpful.
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Q
mcm, guest, from TX, United States, asked on March 17, 2025

Will this optic fit on a Springfield Echolon

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on March 17, 2025

Yes, the Holosun HE407C-GR-X2 is compatible with the Springfield Echelon. An adapter plate is not required.

2 of 2 found the following answer helpful.
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Q
PJ G, guest, from IL, United States, asked on February 04, 2025

Will this fit Glock 19 Gen 5 MOS?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on February 04, 2025

Yes, the Holosun HE407C-GR-X2 is compatible with your Glock 19. To mount it, you will first need to install the #2 adapter plate (RMR) included with your Glock to the slide. Once installed, you will be able to mount the optic directly to the plate.

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Q
Ace, guest, from NC, United States, asked on December 27, 2024

What best fit for berreta ...is holosun fit??

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on December 27, 2024

Please email us at Techsales@opticsplanet.com and let us know what model Beretta you have, that way we can more accurately determine what optics fit your firearm.

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Q
Richard, member, from WI, United States, asked on December 27, 2024

Will this fit on a sig sauer p365 10+1 optics ready?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on December 27, 2024

No, the Holosun HE407C-GR-X2 uses the Trijicon RMR footprint while the P365 series only accepts optics with the RMSc or K footprint. Direct fit options include the Sig Romeo Zero, Shield RMSc, Holosun EPS Carry, Holosun 407K/507K & more.

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Q
Idahospud2, member, from WI, United States, asked on October 31, 2024

Will this fit a FN 509 Tactical pistol?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on November 01, 2024

Yes, the Holosun HE407C-GR-X2 uses the Trijicon RMR footprint and will be compatible with the 509 Tactical. Your FN included optic plates (MRD plates) that are designed to accept different optics. Using MRD plate #2, you will be able to install this optic.

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Last updated 2025-11-12 UTC.