AR Optics 4.5-18x40 Riflescope

AR Optics 4.5-18x40 Riflescope

4.6 out of 5 Customer Rating
Model: AR741840
AR Optics 4.5-18x40 Riflescope
4.6 out of 5 Customer Rating
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Model: AR741840

AR Optics 4.5-18x40 Riflescope


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Buy an AR Optics 4.5-18x40 Scope (AR741840, AR741840E or AR741840EI) and Get 50% off the purchase of a Weaver Thumb-Nut SPR Optics Mount (48376).
Save $30

Buy any Bushnell Riflescope and get 50% off Weaver Rings

AR Optics 4.5-18x40 Scope features a large 4.5-18x magnification range, target turrets and side parallax focus and the Drop Zone 223 Reticle.

UPC: 029757003201
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4.6 out of 5 Customer Rating 4.5 out of 5 Customer Rating
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Use It With

Model: 48376
Model: 740001C
Model: 99679

The ideal choice for mid and long-range shooters, with a large 4.5-18x magnification range. It has target turrets and side parallax focus for precise adjustments. Features the Drop Zone 223 Reticle. Throw Down throw lever makes magnification changes fast and easy. Comes with our full lifetime Ironclad Warranty. 

  • Features our Throw Down throw hammer for fast magnification changes
  • Drop Zone-223 SFP reticle specifically calibrated for .223 ammunition.
  • Side Focus parallax
  • Fully Multi-Coated lenses
  • Waterproof
  • Exposed target turrets
  • Made in South Korea



SPUDZ® Cleaning Cloth

Includes a SPUDZ® Cleaning Cloth - A $6.99 Value!

Loaded with Features

Loaded with Features

This scope is loaded with features, including short and long Throwdown levers for quick magnification changes, exposed MIL turrets, adjustable parallax, and is constructed of a single-piece aluminum tube.

Exposed MIL Turrets

Exposed Turrets

The scopes large, exposed MIL turrets are fast and easy to dial windage and elevation.

Bushnell DopeZone 223 Reticle

DropZone 223 Reticle

The 4.5-18x40 features a second focal plane DropZone 223 reticle, specifically designed for .223 caliber ammunition

Bushnell Optics

4.5-18X40 MULTI-TURRET: All New. All Powerful

This All New multi-turret scope features BDC turrets for popular chamberings that work accurately at any magnification setting. Plus, the Throw Down Power Change Lever makes magnification changes nearly instant, saving you valuable time in the biggest moments.

Bushnell Riflescopes

Bushnell Riflescopes: 65-plus years of innovation. Industry Leading Performance

There’s a lot of technology that goes into our world-class optics, and we’re going to help you make an informed decision. Get ready to learn what makes a Bushnell.

Bushnell Optics

Bushnell. Never Miss

From finding the trail less traveled to perfecting your shot — you belong outdoors. At Bushnell, we develop optics gear to empower you to get out and experience your passion, because we love the outdoors as much as you.


Bushnell Ironclad Warranty

The Ironclad Warranty is a full lifetime warranty that covers the lifetime of any product made on or after April 2017.

Product Lifetime


Fully Transferable


Materials Covered


Workmanship Covered


The Ironclad Warranty is a full lifetime warranty that covers the defined lifetime of a product. For AR Optics Riflescopes the lifetime is defined as 30 years. A complete list of Bushnell Product Lifetimes can be found on the Bushnell Ironclad Details webpage and/or on the Bushnell webpage specific to this Product. If this product isn't working properly due to a covered defect, we will, at our option, either repair or replace the product and ship it back to you at no charge. This warranty is fully transferable and does not require a receipt, warranty card, or product registration.

Click here for complete details of Bushnell's Ironclad Warranty.



ID BU-AR741840
Name AR Optics 4.5-18x40 Riflescope
Magnification x Objective Lens 4.5-18x40
Reticle Drop Zone-223 BDC
Illuminated No
Weight 19.4 oz
EyeRelief 3.6 in
Focal Plane Second
Parallax Type Side Focus
Min Parallax Distance 10 yds
Field of View (ft @ 100 yds) 22ft @ 4.5X to 5.5ft @18X
Lens Coating Fully Multi-Coated
Ultra Wide Band Coating Yes
EXO Barrier No
ED Prime No
Tube Diameter 1"
Elevation Adjustment 50 MOA
Elevation Turret MIL-Based, Exposed, Non-Locking
Windage Adjustment 50 MOA
Windage Turret MIL-Based, Exposed, Non-Locking
WaterProofing IPX7
Zero Stop No
Diopter Fast Focus