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Questions & Answers
Customer Reviews
Helpful Positive Review UPDATE sfr3940r by Legacy Reviewer, Verified Owner, March 4, 2013
UPDATE,Got to take the .308 out and site it in. this scope put me on the mark at 100 yards with very little adjustment and has held zero. The riser I had to use to get it far enough back for comfort worked just fine and the scope is "very adequate" f...
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1/1 found this helpful
Helpful Positive Review ncstar sfr3940r by Legacy Reviewer, April 8, 2012
installed this scope on a marlin 30-30 rifle it is an outstanding scope ,for the money you cant go wrong,we have compare it to a much higher quality scope an this ncstar sfr3940r is just about as good. Pros: nice, love the rubber coating Cons: none
2/2 found this helpful
Helpful Positive Review Eye Piece lock by Legacy Reviewer, Verified Owner, September 5, 2013
It took several calls and escalating force to finally free the eyepiece lock ring. Once that was accomplished the product performed as properly and as expected. Pros: Excellent product support Cons: Jammed eye piece lock ring.
2/2 found this helpful
Helpful Positive Review SFR3940R by Legacy Reviewer, Verified Owner, February 4, 2013
Put this scope on a savage axis, .308 and it was just a tad short to reach the ring bases and be comfortable to see through( too far forward)but I used a leapers rail riser to fix that. I have not fired the weapon with the scope on yet so will update...
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1/1 found this helpful
Helpful Positive Review First NC star product by Legacy Reviewer, Verified Owner, May 19, 2012
This was my first NCstar product. A great product for the money. Was easy to mount, and took about 3 hours to have it finely zeroed, it is very accurate and clarity is great, even in low light settings. The forests I hunt in is dense and this was a g...
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3/3 found this helpful
Helpful Positive Review great scope by Legacy Reviewer, Verified Owner, July 26, 2010
mounted on a sagia .223 shot great will buy more optics planet is the best Pros: clarity and cross hairs are well defined Cons: I dont think i would get the rubber covered 1 again
2/2 found this helpful
Read All 11 Reviews

Product Discontinued by Manufacturer

NcSTAR Regular Rifle Scope - 3-9x40 Rubber Scope / Ruby / Ring SFR3940R Rifle Scope has been discontinued by NcSTAR and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Rifle Scopes & Accessories, Rifle Scopes yourself to try and find the perfect replacement for you!

Product Info for NcSTAR Regular Rifle Scope - 3-9x40 Rubber Scope / Ruby / Ring SFR3940R Rifle Scope

NcSTAR Regular Rifle Scope - 3-9x40 Rubber Scope / Ruby / Ring SFR3940R on sale and available from our online store. OpticsPlanet, Inc is an Authorized US Distributor for NcSTAR Rifle Scopes.image

Specifications for NcSTAR Regular Rifle Scope - 3-9x40 Rubber Scope / Ruby / Ring SFR3940R:

Model# :  SFR3940R
Description :  3-9x40 Rubber Scope / Ruby / Ring
Magnification :  3x-9x
Objective Dia. ( mm ) :  40.00
Tube Dia. :  28mm
Field Of View @ 100 Yrs ( Feet ) :  36.6-13.6
Eye Relief ( Inch ) :  2.56-2.95
Exit Pupil ( mm ) :  13.3-4.4
Ring Mount :  Yes
Lens Coating :  Ruby
Reticle :  P4 Sniper
N. W ( Oz. ) :  19.5
Length ( Inch ) :  12.2

Package Content:

  • Regular Rifle Scope - 3-9x40 Rubber Scope / Ruby / Ring

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NcSTAR Regular Rifle Scope - 3-9x40 Rubber Scope / Ruby / Ring SFR3940R Rifle Scope Unavailable & Discontinued Models

List of Unorderable Models

NcSTAR Regular Rifle Scope - 3-9x40 Rubber Scope / Ruby / Ring SFR3940R Rifle Scope , MPN: SFR3940R , UPC: 814108010553 , Code: NC-RS-SFR3940R
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