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The Best M4 Rear Sights of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best M4 Rear Sights of 2023. Check our ranking below.

2,451 Reviews Scanned

Rank No. #1
Ozark Armament A2 Rear Sight - Picatinny Iron Sights with All Metal Construction - Two Aperture Sight for Close and Precision Targets - Designed to Mount on a Picatinny Rail
  • HEAVY-DUTY METAL CONSTRUCTION: Constructed of metal for a lifetime of use, Tight tolerances gives this rear sight a secure fit to any standard Picatinny Rail, Same height over bore as any standard sight allows unchanged sight picture with no additional training
  • FUNCTIONAL, PRACTICAL, AND FULLY ADJUSTABLE: Provides a perfect co-witness with any standard height optic or standard height front sight post, Fully adjustable easy to handle dials for windage and elevation allows this rear sight precision placement
  • ADAPTABLE, MULTIFUNCTION USE: Our fixed A2 rear sight can easily fit any situation with a small aperture and large aperture, Small aperture performs best with medium to long distance applications, Large aperture increase field of view for close quarters
  • EASY AND SECURE MOUNT: Mounts securely to any standard Picatinny Rail using a pressure screw. Easy Install with only a flathead screwdriver. Provides confidence that gear stays where it belongs when it is needed the most. Easily detachable so you can swap out your accessories when ever you need to
  • A BRAND YOU CAN TRUST: Backed by a full NO B.S. Lifetime warranty against any and all defects, full and dedicated U.S. based support team to answer your questions and make sure you are 100% satisfied with your purchase
Rank No. #2
Sniper MFLRS01 Removable Flip-up Tactical Rear Sight Complete with Dual Aiming Aperture
  • Integral Picatinny Mounting Deck to Fit All Flat Tops
  • Equipped with Locking Retention Thumb Nut
  • Precision Windage and Elevation Adjustments
  • Dual Aiming Apertures for All Shooting Requirements
  • Synchronize Iron Sight with Tactical Dot/Reticle
SaleRank No. #3
UTG Super Slim Flip-up Rear Sight
  • Tool Free Windage Adjustment with Dual Aiming Apertures
  • Precision Machined from Matte Black Anodized Aircraft Aluminum
  • Posi-lock Retention Design Prevents Sight Tower From Collapsing when in Use
  • Designed to match UTG Super Slim Flip-up Front Sight, MNT-755
SaleRank No. #4
Magpul MBUS Flip-Up Backup Sights, Gray, Rear Sight
  • Impact resistant polymer construction provides light weight and resists operational abuse
  • Spring-loaded flip up sight easily activated from either side or by pressing the top
  • Detent and spring pressure keeps sight erect but allows for unobstructed folding under impact, etc.
  • Clamps to most any MIL-STD-1913 Picatinny/STANAG 4694 rail and provides the same height-over-bore as standard A2 irons
  • Protective wings shield the spring-locking A2 front sight post; Elevation adjustment tool included, but most aftermarket A2 front sight adjustment tools may be used as well
Rank No. #5
Midwest Gloves Combat Rifle Rear Sight, Black
  • Super low profile . 388’’ Centerline when folded down
  • flips up to Mil-Spec height
  • intermediate Aperture for long-range precision and close-range rapid engagement
  • Dual locking detent Springs for added reliability and crisp positioning
  • Constructed of phosphate finished ordnance grade steel
SaleRank No. #6
Samson Manufacturing Corp. A2 Fixed Rear Sight, Black
  • RSR Group is a nationwide distributor of firearms and shooting sports accessories
  • Samson Manufacturing Corp., Fixed Rear Sight, Fits Picatinny, Black, Standard Dual Aperture, 6061 Aluminum, Mil-Spec Hardcoat Anodized for Durability
  • This product is manufactured in United States
  • Model Number:SAMFXR-A2
SaleRank No. #7
Magpul MBUS PRO Steel Backup Sights, Rear Sight , Black
  • All steel construction; Steel, rectangular sight post selectable between Match and Standard widths (.040” Match width for increased precision; .060” Standard width for maximum visibility)
  • Case hardened and finished with Melonite QPQ for extreme resistance to wear and corrosion
  • Mounts on any MIL-STD-1913 Picatinny/STANAG 4694 rail. Windage Adjustment - ~0.5 MOA (0.566 inch/100m) per click with a 14.5 inch sight radius. ~0.4 MOA (0.410 inch/100m) per click with a 20 inch sight radius
  • Elevation adjustment knob – no tools required
  • Positive detents in both the up and down positions as well as on the elevation knob; Standard sight height when deployed
SaleRank No. #8
Troy Industries Fixed Battle Sight Rear (Black)
  • A permanent rail mounted alternative to a standard A2 rear sight or carry handle
  • Provides constant access to fixed sights that continuously hold their zero
  • The most rugged fixed rear sight available
  • Hardened T6 aircraft aluminum construction
  • Lifetime limited warranty
Rank No. #9
Bushnell RXS100 Reflex Sight, Red Dot Sight with 4 MOA and 8 Brightness Settings, Durable with Long Battery Life
  • [The RXS-100] is the new market leader in price and performance. Class leading value starts with multi-platform versatility with its DeltaPoint Pro mounting pattern, daylight bright 4 MOA dot with 8 settings, side battery door, up to 5000 hours of battery life, and an included Weaver-style low-rise mount.Min Parallax Distance : 50 yds
  • [REFLEX SIGHT] RXS-100 has a clear 4 MOA dot with 8 brightness settings
  • [ADDITIONAL FEATURES] Detented windage/elevation, top loading battery for easy replacement, mounts on an array of pistols, MSRs, and shotguns.
  • [PURPOSE BUILT QUALITY] Rugged aircraft grade durable aluminum construction, long lasting 5,000 hour (on mid-setting) battery
  • [IDEAL FOR] Training/target shooting, home defense, Hunting
Rank No. #10
MaTech Mil-Spec Back-up Iron Sight (B.U.I.S)
  • Adjustable up to 600 meters
  • Spring loaded sight aperture
SaleRank No. #11
Ruger 90415 Rapid Deploy Rear Rail
  • This lightweight polymer sight is windage-adjustable
  • Folds flat to make room for optics
  • Spring-loaded to allow for rapid deployment with the push of a button
Rank No. #12
HONESTILL Rear Iron Sight with Windage and Elevation Adjustment Function, All Metal Design, Compatible for Picatinny Rail Mount System
  • ※MADE OF HIGH-QUALITY METAL: The mount is constructed of black anodized aluminum, providing a lifetime of use. The premium aircraft grade aluminum alloy makes the sights durable, sturdy against recoil but lightweight.
  • ※COMPATIBLE FOR PICATINNY RAIL MOUNT: Work on any standard picatinny rails. Provide an easy mount on Picatinny rails, and co-witness with most standard optics. And support quick accessory changes and adjustments.
  • ※EASY DEPLOYMENT: Easy Install with only your handrail. Provides confidence that gear stays where it belongs when it is needed the most. No additional tooling is required.
  • ※WINDAGE&ELVATION ADJUSTMENT FUNCTION: Complete with Dual Aiming apertures and precision Windage/Elevation adjustment. Provide a perfect co-witness with any standard height optic or standard height front sight post, making the vision more accurate and help to aim more accurately.
  • ※HIGH QUAILTY&LIFETIME WARRANTY: Provide a lifetime warranty, if you encounter any quality problems, please contact us.
Rank No. #13
Real Avid Front Sight Adjuster: universal tool for adjusting A1 and A2 Type Front Sights (4-prong and 5-prong BUIS), Black/Tan
  • Adjusts 4-Pin (A2 Style) Front Sights
  • Adjusts 5-Pin (A1 Style) Front Sights
  • Precision Machined Stainless Steel
  • Durable Black Oxide Coating
  • Sure Grip Texture
Rank No. #14
Feyachi Flip Up Iron Sight Front Rear Sight Compatible for Picatinny Rail and Weaver Rail of Rifle, Foldable Sights (Khaki)
  • 【Simple Press to Flip up】Flip up your iron sights quickly with a simple press of the upgraded spring load button.
  • 【Front Sight - Elevation Adjustment】A2 Front Sight is completely adjustable for Elevation.
  • 【Rear Sight - Two Mode & Precise Aiming】Dual Aperture Design for switch between CQB and Precision. With the scale mark on the rear sight, you can rotate the knob to reach a proper postion for aiming.
  • 【Perfect for Picatinny & Weaver Rail Mount】Especially designed for any hunting or tactical rifle with Picatinny Rail or Weaver Rail Mount including Winchester, Remington, Colt, etc.
  • 【Made of Durable Aluminum】Made of high-quality aluminum alloy materials, these iron sights are tough and durable enough.
Rank No. #15
Twod Flip up Rifle Sight Double Aperture Iron Sights Picatinny Spare Front and Rear Scope
  • Quick switch: flip-type backup sight, just press the button to fold down, you can quickly switch the main sight
  • Adjustable: the height of the front sight can be adjusted by the A2 front sight tool (sold separately), and the wind resistance of the rear sight can be adjusted by the knob
  • Double Aperture: The rear sight can switch the aperture, and the precision aperture or CQB aperture can be selected according to the target distance
  • Quality: Aluminum alloy thin iron sight black matte anodized treatment.6-Month Warranty for Quality and Service Gurantee
  • Installation method: suitable for Picatinny and Weaver guide rail (with hexagon wrench)
SaleRank No. #16
Bushnell TRS125 1x25mm Red Dot Reflex Sight, 3 MOA Dot with Spacer and Mounts
  • [THE TRS-125] red dot sight builds on its predecessor with digital push-button control, user-selectable 12hr timer and over 15,000hrs of battery life. An IPX7 ingress rated monolithic main housing and durable low-profile mount with removable, skeletonized high-rise spacer put this sight at home on many small arms
  • [3 MOA POINT-SOURCE LED] The TRS-125 uses a point-source RCLED system for projecting the 3 MOA dot onto the glass. Older systems use a mask over an LED that acts like a small flood lamp. This wastes light/energy and adds parts. The TRS-125’s RCLED emits a collimated, crisp beam without the use of a mask– This delivers the brightest and sharpest dot possible while also being extremely efficient
  • [PURPOSE BUILT] with long lasting battery life with over 15,000 hrs and IPX7 durable aluminum construction with removable high-rise spacer.
  • [ADDITIONAL] convenient layout and design. Dented windage/elevation adjustments with 1MOA per click. Mounts on handguns, rifles, or shotguns. Works across firearms with common Weaver style or Picatinny accessory rails.
  • [BACKED BY] Bushnell Lifetime IRONCLAD Warranty. Side loading battery (CR2032) (Included) for easy replacment .
Rank No. #17
Fiber Optics Flip Up Iron Sight Front Red Dot Sight and Rear Green Dot Sight Fit Picatinny Weaver Rails
  • 【PERFECT AFTER-SALES SERVICE】If for any reason you are not completely satisfied with your purchase, or encounter any problems during use,you can click the "contact seller" button to send an email to us, and We will solve your problem within 24 hours and make you 100% satisfied!
  • Quality:Solid Metal Construction- Lightweight, hardened aircraft grade aluminum alloy sights.
  • With Visible Front Red Dot Sight and Rear Green Dot Sight provide the brightest aiming points in low-light conditions.
  • Flip-up design with spring load push button, allowing for quick deployment and adjust the deployment according to your needs.
  • Dual aperture sight Switch between CQB and Precision comes with the windage adjustment option.Compatible with most Picatinny/Weaver rails.
SaleRank No. #18
Ozark Armament A2 Front Sight - Gas Block Height Fixed Iron Sights - All Metal Rifle Sights - Gun Sights Designed to Mount On Picatinny Iron Sight Rail
  • ULTRA RUGGED: These fixed sights are not like your average polymer iron sights made from cheap plastic. These are machined from aircraft grade aluminum and finished with black anodizing our fixed iron sights will stand up to the tough conditions you and your rifle face.
  • GAS BLOCK HEIGHT: Our gas block height picatinny rail sights are designed to be mounted on a gas block height rifle platform only. Compatible with any rear sight, carry handle, or rail mount flip up sights.
  • STANDARD MIL-SPEC DESIGN: Made to mount and go, this gun sight is fitted with a standard A2 sight post and is compatible with any standard picatinny iron sight rail.
  • SIMPLE & EASY INSTALLATION: Mounts securely to any standard Picatinny Rail using a pressure screw, Easy Install in seconds with a flathead screw driver.
  • GUARANTEED LIFETIME DURABILITY: Every iron sight from Ozark Armament is backed by our NO B.S. LIFETIME GUARANTEE. Our sights are so durable we practically beg our customers to abuse them. We are a US company with real support: if you need help with our products we’re here for you.
Rank No. #19
Magpul Gen 2 MBUS Rear Flip Sight, Black
  • Impact resistant polymer construction
  • Made in USA
  • MBUS (Magpul Back-Up Sight) GEN 2 is a low-cost, color injection molded, folding back-up sight
  • Impact resistant polymer construction provides light weight and resists abuse
  • NOT FOR RAILED GAS BLOCKS

Last update on 2023-08-06 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best M4 Rear Sights?

Do you get stressed out thinking about shopping for a great M4 Rear Sights? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching M4 Rear Sights, which is why we have assembled a comprehensive list of the greatest M4 Rear Sights available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for M4 Rear Sights that you consider buying. Your questions might include the following:

  • Is it worth buying an M4 Rear Sights?
  • What benefits are there with buying an M4 Rear Sights?
  • What factors deserve consideration when shopping for an effective M4 Rear Sights?
  • Why is it crucial to invest in any M4 Rear Sights, much less the best one?
  • Which M4 Rear Sights are good in the current market?
  • Where can you find information like this about M4 Rear Sights?

We’re convinced that you likely have far more questions than just these regarding M4 Rear Sights, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for M4 Rear Sights, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible M4 Rear Sights. Make sure that you are only using trustworthy and credible websites and sources.

We provide an M4 Rear Sights buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available M4 Rear Sights currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of M4 Rear Sights has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an M4 Rear Sights?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your M4 Rear Sights.
  5. Customer Ratings: Number ratings grade M4 Rear Sights objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their M4 Rear Sights.
  7. Product Quality: You don’t always get what you pay for with an M4 Rear Sights, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an M4 Rear Sights is should be an indication of how long it will work out for you.

We always remember that maintaining M4 Rear Sights information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding M4 Rear Sights is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

FAQ:

Q: What is the best M4 scope?

A: One of the best M4 Scopes on the market is the Vortex Optics SPR-1303 Spitfire 3x Prism Scope with EBR-556B Reticle (MOA). It carries a fixed magnification setting of 3x, which maximizes the optical quality of your scope. On the other hand, the eye relief of this scope is rather limited at only 2.8 inches.

Q: What is the best scope for a Colt M4?

A: Because the M4 is often used in close quarters, sometimes the best scope for M4 is a compact, low- magnification unit that excels at distances normally used for iron sights. Primary Arms delivers a fantastic low-magnification, compact scope with their 2.5 power illuminated reticle scope.

Q: Who manufactures the M4 carbine?

A: The Bushmaster M4 is a semi-automatic or select-fire carbine manufactured by Bushmaster Firearms International, modeled on the AR-15.

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