Unity Tactical Fast MRDS Optic Riser Mount 1.50" Picatinny Rail - Enhanced Optic Stability - FST-MRDF

Unity Tactical Fast MRDS Optic Riser Mount 1.50" Picatinny Rail - Enhanced Optic Stability - FST-MRDF - Optic Mount - view 1
Unity Tactical Fast MRDS Optic Riser Mount 1.50" Picatinny Rail - Enhanced Optic Stability - FST-MRDF - Optic Mount - view 2
Unity Tactical Fast MRDS Optic Riser Mount 1.50" Picatinny Rail - Enhanced Optic Stability - FST-MRDF - Optic Mount - view 3
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Unity Tactical

Overview

The Unity Tactical Fast MRDS Optic Riser Mount is designed as a riser that attaches securely to a Picatinny rail, providing enhanced stability for your optic setup. With its 1.50" height, this mount optimally positions your red dot sight for quick target acquisition while maintaining a low profile. You’ll frequently find this mount in builds featuring a carbine gas system and chambered in 5.56 NATO, where a reliable sighting solution is crucial for performance.

Specifications

MPNFST-MRDF
Mount TypeRiser
Mounting InterfacePicatinny

Available Merchants(5)

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MidwayUSA logo
MidwayUSA
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In Stock
$113
Primary Arms logo
Primary Arms
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$138
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BattleHawk Armory
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$138
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Palmetto State Armory
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$139
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Optics Planet
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$142

Build history on GunPartPicker

Builders have been adding the Unity Tactical Fast MRDS Optic Riser Mount 1.50" Picatinny Rail - Enhanced Optic Stability - FST-MRDF to their builds on GunPartPicker since February 2026. All time, it ranks #16 of the 308 optic mounts builders have added. Builds with this optic mount are mostly chambered in 5.56 NATO (83%, then .223 Wylde 17%), mostly on carbine-length gas (60%, then mid-length 40%), and mostly AR-15 (75%, then AR-10 13%).

Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today all 5 retailers we track have it in stock. It dipped to $113.38 at MidwayUSA for a stretch in August 2026, under its usual $125.64 to $138, so sales do come around. Buying today, the lowest price is $113.38 at MidwayUSA, which matches the best price we saw in August.

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Frequently Built With

The part most often added in each category by the 14 builds that include this one

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

75%
AR-1575%
AR-1012.5%
AR-912.5%

Caliber

83.3%
5.56 NATO83.3%
.223 Wylde16.7%

Gas System

60%
Carbine60%
Mid-Length40%

Builds Featuring This Part

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Builds in the community that include the Unity Tactical Fast MRDS Optic Riser Mount 1.50" Picatinny Rail - Enhanced Optic Stability - FST-MRDF

BuildPartsTotal
Aero precision 16" build build
Aero precision 16" build
12$1406.05

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