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
Special offer available for this product. Click here to see!
Government Export Restriction Government Export Restriction
Customer Reviews
Helpful Positive Review Effective, Efficient, and Well-Designed by Echo Delta, February 14, 2023
These polymer sights seem to be very well built, with very easy to access adjustments for windage and elevation. They are robust, and they have a unique and modern design to them. They fold, perfectly, out of the way. They don't feel cheap or flim...
Read More...
1/1 found this helpful
Helpful Positive Review A Must Have by Taylor, June 24, 2023
I have tritium irons on all my guns. Yes they’re a little expensive but I’m big on having night time capable usage cuz you never know. Plus in day time shooting the front post really pops out which helps line up your target quicker. These are a nice ...
Read More...
2/2 found this helpful
Helpful Positive Review Glad to have these by Mk, July 7, 2023
Zero’d real quick, solid clicks. Bright enough to see in the dark. Idk how bright some of these reviewers expect/ want them to be. They are not supposed to blind you or beam in daylight, they make it so you can shoot when it’s dark if you had to.
1/1 found this helpful
Helpful Positive Review Good Product by Old Grey, Verified Owner, November 1, 2023
I needed a set of back up sights but, due to old age and declining eyesight, I wanted something that would show up in low/no light conditions. These fit the bill! They came with a hex screw for mounting and there is no need for a special sight tool. ...
Read More...
1/1 found this helpful
Helpful Positive Review Best I have used by D Tex, Verified Owner, October 14, 2024
Great back up sights or primary sight. Very easy to see orange front post in the day , and the best iron sights I have used at night,
1/1 found this helpful
Helpful Positive Review Awesome sights! by Mr. Judge, Verified Owner, May 29, 2021
I’ve read a lot of mixed reviews on meprolights tritium sights and I’ve seen a lot of people saying these sights are not bright enough and are a waste of money. But I still took a chance and bought these flip up sights for my CZ Scorpion Evo 3 S1,and...
Read More...
12/12 found this helpful
Read All 17 Reviews

Free Express Shipping!

Free Two Day Shipping
Select Two-Day Shipping and use coupon code 2DAYAIRClick to Copy Coupon Code during checkout to get a free shipping upgrade if eligible!
In Stock
3 Models Available

Show with deals only:

Free 2 Day Shipping
Color
All
Rear Sight Color
All
Search

Product Info for Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights

The FRBS are tritium-enhanced, self-illuminated front and rear back-up sights designed to provide the shooter secondary sights in case the primary optics go down.image

FRBS sights are advanced, low-profile, durable, tritium-enhanced auxiliary front and rear back-up sights.

The sights quickly fold up or down depending on the shooters needs. Sight pin elevation is easily and quickly adjusted without tools. FRBS sights are readily mounted on any 1913 Picatinny rail.

Day or night, the tritium makes the FRBS a viable option.

WARNING: California`s Proposition 65

Specifications for Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights:

Manufacturer: Meprolight
Condition: New
Gun Model: Universal
Front Sight Color: Orange
Fabric/Material: Polymer, Fiberglass
Illumination Type: Tritium
Gun Type: Rifle
Mount Type: Picatinny
Attachment Type: Picatinny

Features of Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights

  • Low profile and lightweight design
  • Can be used as a primary or back-up sight
  • Manually adjustable, no tools needed
  • Durable fiberglass reinforced polymer and metal construction
  • Spring-based locking mechanism will not break or deform
  • Compatible with all MIL-STD 1913 Picatinny rails
  • 12 years warranty for Night Sight luminance

Package Contents:

  • Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights

Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights Orderable Models

List of Orderable Models

Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights, 4 Dot Rear / Orange Hyper Bright Front, Black, 403240, 403240 , MPN: 403240 , UPC: 810013522136 , Code: MR-IRN-MEPFRBS-403240
Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights, 2 Dot Rear / Orange Hyper Bright Front, Black, 403220 , MPN: 403220 , UPC: 810013522631 , Code: MR-IRN-MEPFRBS-403220
Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights, 4 Dot Rear / Orange Hyper Bright Front, Desert, 403440, 403440 , MPN: 403440 , UPC: 810013522150 , Code: MR-IRN-MEPFRBS-403440

Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights Unavailable & Discontinued Models

List of Unorderable Models

USED Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights, 2 Dot Rear / Orange Hyper Bright Front, Black, 403220, EDEMO1, Condition Parts Only/Salvage, Defective , MPN: 403220-EDEMO1 , Code: MR-IRN-MEPFRBS-403220-EDEMO-DF-F
USED Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights, 4 Dot Rear / Orange Hyper Bright Front, Black, 403240, EDEMO1, Condition Like New, Inspect and Rebox , MPN: 403240-EDEMO1 , Code: MR-IRN-MEPFRBS-403240-EDEMO-RE-A
USED, Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights, 4 Dot Rear / Orange Hyper Bright Front, Desert, 403440, 403440 , MPN: 403440-EDEMO , Code: MR-IRN-MEPFRBS-403440-EDEMO-RE-C
USED, Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights, 4 Dot Rear / Orange Hyper Bright Front, Black, 403240 , MPN: 403240-EDEMO , Code: MR-IRN-MEPFRBS-403240-EDEMO-RE-B
DEMO, Meprolight MEPRO FRBS - Self-Illuminated Flip Back-Up Rifle Sights, 4 Dot Rear / Orange Hyper Bright Front, Black, 403240 , MPN: 403240-DEMO , Code: MR-IRN-MEPFRBS-403240-DEMO
Compare (0)