Will this mount work with a Holosun 507C?

Yes, this mount is fully compatible with the Holosun 507C, 508T, and any optic using the Trijicon RMR footprint.

What type of rail does this mount fit?

It is designed to fit standard MIL-STD-1913 Picatinny rails found on most AR-15s, PCCs, and tactical shotguns.

Is this mount good for co-witness with iron sights?

This mount sits low and is not intended for co-witnessing with standard AR-height iron sights. It's ideal for optic-only aiming setups.

Does it come with hardware for installation?

Yes, mounting screws are included with the product and installation requires only basic tools.

RMR Low Picatinny Mount – Low Profile Trijicon & Holosun Mount

Name: RMR Low Picatinny Mount
Brand: Mounts Plus
SKU: RMR-LOW-PIC-MOUNT
Price: 64.95 USD
Availability: InStock

**Trijicon RM33: Low Picatinny Rail Mount for RMR/SRO** $88.85

**American Defense RMR Lw QD Mount Low Rh** $104.57

RMR Low Picatinny Mount – Low Profile Red Dot Mount for Trijicon & Holosun

If you’re running a Trijicon RMR or Holosun red dot and want the lowest possible profile without sacrificing durability, the RMR Low Picatinny Mount is your go-to solution. Designed for shooters who prefer minimal height over bore, this mount delivers precision alignment, rugged strength, and rock-solid optic retention on any standard Picatinny rail.

Whether you're setting up a rifle, shotgun, or PCC, this mount keeps your red dot tight to the rail — giving you a clean sight picture and compact build without unnecessary bulk.

Built for Trijicon and Holosun Optics

This low-profile mount is fully compatible with optics that share the Trijicon RMR footprint, including:

Trijicon RMR & SRO
Holosun 507C, 508T
Swampfox and other RMR-pattern red dots

It attaches directly to any 1913 Picatinny rail, making it ideal for AR-15s, AKs, tactical shotguns, and more.

Why Choose a Low Mount for Your RMR?

Lower sight profile for improved cheek weld and faster alignment
Reduced height over bore for natural aiming on PCCs and shotguns
Compact footprint for optics mounted behind magnifiers or NV devices
Lightweight build that won’t throw off your balance or handling

Low mounts are especially effective for minimalist setups, competition guns, and home defense builds where space and simplicity matter.

Features at a Glance

Precision-machined from 6061-T6 or 7075-T6 aluminum
Hardcoat anodized for corrosion and wear resistance
Compatible with standard Picatinny rails (MIL-STD-1913)
Includes mounting hardware for fast installation
Tested for zero retention under repeated recoil

This is a purpose-built mount for shooters who want close-to-barrel optic placement with the reliability of premium materials and tight tolerances.

Popular Use Cases

Shotgun setups with optic-only aiming
Pistol caliber carbines where co-witness isn't required
AK platforms that sit higher than ARs — this mount helps balance that out
LPVO + RMR offset combos when a backup red dot is needed tight to the rail

Trusted by Tactical & Competitive Shooters

“The mount sits just right — zero bulk, no bounce, and my RMR is locked in.” – Jordan F.

“Paired it with a Holosun 507C on a 9mm AR. Couldn’t be happier.” – Mike A.

“Finally found a truly low mount that still holds up to recoil. Great design.” – Sam E.

Order Your Low RMR Mount Today

The RMR Low Picatinny Mount gives you the minimalist, stable foundation your optic needs — without overbuilding or overpaying. Whether you're refining your AR setup or dialing in your red dot height for maximum control, this mount gets you locked in and ready to shoot.

In stock now — fast shipping from Mounts Plus.