Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Questions & Answers
the life of the battery Expert Answer

The Sightmark Ultra Shot M-Spec FMS Reflex Sight uses a single CR123A battery that has a battery life of 200 – 2,000 hours.

by Ethan, Gear Expert, January 21, 2022
Is this reflex sight auto on and off? Expert Answer

Yes, the M-Spec models have "motion sensing auto on/off activation".

by Armando R., Gear Expert, February 12, 2020
Customer Reviews
Helpful Positive Review
Great optic. Poor coating. by Lucy, December 28, 2021
For the price this optic is fantastic. My only complaint and forewarning for those about to purchase is the paint (FDE here, can't speak for the other colors) is extremely easy to damage. Going from install to the wooden gun safe the paint scratched ...
Read More...
15/15 found this helpful
Helpful Positive Review
we shall see, but seems quality. by sleepymoe, Verified Owner, June 16, 2025
Came with a very minor scratch on the top of the metal cover but besides that this looks like a bargain. Hopefully the 3x magnifier will ship soon as they were not in stock. Put it on a 9mm PCC and I think it feels solid. Glass is clear and reticle l...
Read More...
1/1 found this helpful
Most Recent Reviews
Great Optic for the Price by Nathaniel McCormack, Verified Owner, June 26, 2024
I have put roughly 500 rds through my AR (556) with this optic on it. I still think EOTECH would be the absolute best option for quality but I dont have EOTECH money. The reticle is crisp, I have a sightmark 5x magnifier I am using with it. Works goo...
Read More...
Most Recent Reviews
Great Optic for the Price by Nathaniel McCormack, Verified Owner, June 26, 2024
I have put roughly 500 rds through my AR (556) with this optic on it. I still think EOTECH would be the absolute best option for quality but I dont have EOTECH money. The reticle is crisp, I have a sightmark 5x magnifier I am using with it. Works goo...
Read More...
Read All 4 Reviews
Color:
Dark Earth
Finish:
Matte
Fabric/Material:
Aluminum 6061-T6
Magnification:
1 x
Objective Lens Diameter:
33 mm
Objective Window Size:
33x24 mm
Reticle:
2 MOA
Illumination Type:
LED
Illumination Color:
Red
Brightness Settings:
10
Eye Relief:
Unlimited
Adjustment Type:
MOA
Adjustment Click Value:
1 MOA
Emitter Type:
Open
Lens Material:
Glass
Optical Coating:
AR Red
Battery Type:
CR123A
Battery Quantity:
1
Water Resistance Level:
IP68
Water Resistant Mark:
40 ft
Gun Make:
Universal
Gun Model:
Universal
Length:
110 mm
Width:
50 mm
Height:
58 mm
Weight:
10.2 oz
Included Accessories:
Adjustment Tools, Battery, Manual, Neoprene Cover
Condition:
New
Package Type:
Box
Magnification Type:
Fixed
Lens Finish:
AR Red
Brightness Index:
10-Jan
Quantity:
1
Tube Diameter:
24 mm
Switch Type:
Digital
Red Dot Sights-Footprint:
Not Applicable
Attachment Type:
Picatinny
Mount Type:
Picatinny

Code: XK-RD-SGULM-SM26035DE

MPN: SM26035DE

UPC: 812495023453

Product No Longer Available

Product Info for Sightmark Ultra Shot M-Spec FMS Reflex Sight

Take down targets with advanced precision by equipping this high-performance SightMark Ultra Shot M-Spec FMS Reflex Sight. These Red Dot Sights developed by SightMark with an illuminated 65-MOA circle-dot reticle that offers 10 brightness settings, including a night vision compatible mode, for a personalized sighting experience. A large field of view and unlimited eye relief make the SightMark Ultra Shot M-Spec FMS Reflex Sight w/ Circle-Dot Reticle one of the most comfortable sights to use, and there are 1 MOA windage and elevation adjustments to ensure peak accuracy. Equip your firearm with a SightMark Ultra Shot M-Spec FMS LED Reflex Sight to improve your performance at the range or on the hunting grounds.image

Make your Mark.

Features of Sightmark Ultra Shot M-Spec FMS Reflex Sight:

  • Compact lightweight aluminum alloy housing
  • Aluminum 6061-T6
  • IP55 water resistant
  • Shock proof, 4ft (1.2m)
  • Scratch resistant lens coating
  • Red reticle dot

Package Contents:

  • Sightmark Ultra Shot M-Spec FMS Reflex Sight

Red Dot Accessories

1–38 / 38
Previous
Next

Gun Sights

1–19 / 19
Previous
Next

Gun Parts and Accessories

1–27 / 27
Previous
Next

Holsters

1–20 / 20
Previous
Next

Related Products to Sightmark Ultra Shot M-Spec FMS Reflex Sight

Sightmark Ultra Shot M-Spec FMS Reflex Sight Unavailable & Discontinued Models

List of Unorderable Models

  • Sightmark Ultra Shot M-Spec FMS Reflex Sight, Dark Earth, SM26035DE , MPN: SM26035DE , UPC: 812495023453 , Code: XK-RD-SGULM-SM26035DE
  • DEMO, Sightmark Ultra Shot M-Spec FMS Reflex Sight, Dark Earth, SM26035DE , MPN: SM26035DE-DEMO , Code: XK-RD-SGULM-SM26035DE-DEMO
  • Refurbished, Sightmark Ultra Shot M-Spec FMS Reflex Sight, Dark Earth, SM26035DE , MPN: SM26035DE-REFURB , Code: XK-RD-SGULM-SM26035DE-REFURB
Compare (0)