AR-15 Backup Iron Sights
Backup AR-15 Iron Sights provide critical redundancy in your AR-15 setup. When your optics fail, you’ll be glad you had them.
We offer backup AR 15 iron sights from major brands like Troy Industries, Diamondhead, and Magpul, as well as our own AT3 Tactical iron sights. Fixed, folding, tritium, 45 degree sights – we have them all. We’ll show you how to install them too!
Show In-Stock Only?
Price
Sub Category
Brand
- Backup Iron Sights - UTG (18)
- Backup Iron Sights - Magpul (12)
- Troy Iron Sights for AR-15 (11)
- Backup Iron Sights - Midwest Industries (8)
- Backup Iron Sights - Griffin Armament (4)
- Backup Iron Sights - Luth-AR (3)
- Backup Iron Sights - Fab Defense (3)
- Backup Iron Sights - AT3 Tactical (3)
- Backup Iron Sights - XS Sights (2)
- Backup Iron Sights - Unity Tactical (2)
- Backup Iron Sights - Mission First Tactical (2)
- Backup Iron Sights - LBE Unlimited (2)
- Backup Iron Sights - Diamondhead (2)
- Backup Iron Sights - Ultradyne USA (1)
- Backup Iron Sights - Trijicon (1)
- Backup Iron Sights - Meprolight (1)
- Backup Iron Sights - GG&G (1)
List
Grid
-
AT3™
AT3™ Pro Series AR 15 Flip-Up Backup Iron Sights (BUIS) – Front & Rear...
Sleek and lightweight, durable and accurate - the AT3 Pro Series Backup Iron Sights are the ultimate value in AR-15 iron sights! Accurate and Easy to Use Standard A2 sight...2 Options -
NEW
UTG 6061-T6 Enhanced Carry Handle Rear Sight for AR-15/AR-10
UTG Enhanced Carry Handle Rear Sight for AR-15/AR-10: Durable Precision for Your Platform The UTG Enhanced Carry Handle Rear Sight offers a robust and versatile sighting solution for AR-15 and... -
NEW
Luth-AR A2 Rear Sight Assembly Kit
Aluminum Rear Sight Kit for A2 Upper Receivers - Complete Assembly Required This comprehensive rear sight kit provides all the necessary components to mount a fully adjustable A2 rear sight... -
Magpul MBUS Front And Rear AR 15 Back-Up Sight Kit – Gen 2
Your Trusted Back-Up Sight When The Batteries Fail The Magpul MBUS Front And Rear Back-Up Sight Kit - Gen 2 is a set of low-profile folding back-up sights perfect for...4 Options -
AT3™
AT3™ 45 Degree AR 15 Offset Iron Sights – Rapid Transition BUIS
Dead-on Accurate 45-degree AR 15 Iron Sights at a Fraction of the Cost of the "Big Brands" Save $2 when you add an AT3 front sight adjustment tool for only...2 Options -
UTG ACCU-SYNC AR 15 45 Degree Flip-Up Iron Sight Kit
45 Degree Offset Flip-Up Iron Sight Set When you're running a scope on an AR, having reliable backup sights can be key. The ACCU-SYNC 45 Degree Flip-Up sights enable you... -
UTG Low Profile Flip-Up Backup AR 15 Iron Sight Set – Front and Rear
High-Value Aluminum Backup Sights for AR-15 The UTG Low Profile Backup sights offer excellent quality at an affordable price. These all-metal iron sights match perfectly, and are a great fit... -
UTG ACCU-SYNC Flip-Up AR 15 Iron Sight Set – Front and Rear
High Value, Great Quality Locking Flip-Up Iron Sight Set Outfit your AR with a full backup iron sight package with UTG's ACCU-SYNC flip-up sights. Both sights feature button-activated deployment, integrated... -
NEW
Trijicon AR-15/M16 Night Sight Insert Set
Trijicon Bright & Tough Night Sights for AR-15/M16 Enhance your AR's low-light capabilities with Trijicon's combat-proven Bright & Tough Night Sights. These rugged sights provide an instantly visible aiming point... -
Luth-AR Front Sight Base Taper Pin for AR-15
AR-15 Front Sight Taper Pin for Front Sight Base Upgrade your AR-15 rifle with our high-quality front sight taper pin. This durable accessory is essential for proper functioning of your... -
Luth-AR A1 Height AR-15 Front Sight Base
Carry Handle Height AR-15 Front Sight Base Forged Mil-Spec front sight base brings retro styling to your rifle, whether you’re going for an M16A1 or XM177 style build. Designed to...2 Options -
Magpul MBUS Gen 3 Front And Rear AR 15 Back-Up Sight Kit
Tool-Free, Value-Priced Polymer Backup Sight Set Kit out your free-floated AR-15 with the next generation of Magpul Backup Sights! This kit includes both the MAG1166 front sight and the MAG1167...3 Options -
AT3™
AT3™ Flip-Up Spring-Assisted AR 15 Backup Iron Sights – Front & Rear Set –...
Spring loaded AR 15 iron sights, designed for quick deployment. These sights are sleek and lightweight, durable and accurate. Features: Durable anodized aluminum construction with steel mounting hardware Adjustable front...2 Options -
UTG Low Profile Flip-up AR 15 Rear Sight
Lightweight Aluminum Backup Sight to Fit Your Budget Flip-up Rear Sight for the AR-15 Platform and Other Long Gun Applications Equipped with Picatinny Rail Precision Machined from Aircraft Grade Aluminum... -
Magpul MBUS AR 15 Front Back-Up Sight Gen 2 – MAG247
Your Trusted Front Back-Up Sight When The Batteries Fail The Magpul MBUS Front Back-Up Sight Gen 2 is a low-profile folding back-up sight perfect for use alternatively in the event...4 Options -
Magpul MBUS Rear AR 15 Back-Up Sight Gen 2 – MAG248
Your Trusted Rear Back-Up Sight When The Batteries Fail The Magpul MBUS Rear AR 15 Back-Up Sight Gen 2 is a low-profile folding rear back-up sight perfect for use alternatively...4 Options -
UTG Model 4 Low Profile Flip-up Front Sight – Same Plane
Low Profile Backup Front Sight with Positive Lockup and Adjustment Flip-up Front Sight for the AR-15 Platform and Other Long Gun Applications Equipped with Picatinny Rail Precision Machined from Aircraft... -
UTG Super Slim Fixed AR 15 Iron Sight Set – Front and Rear
Reliable and Compact Fixed Iron Sights For a full sighting package that won't fail you, the UTG Super Slim fixed set provides everything you need. These sights go great on... -
UTG Gas Block Height Fixed Front Iron Sight for AR-15
Picatinny Gas Block AR-15 Front Sight UTG's Super Slim Fixed Gas Block Height Front Sight mounts on AR-15 gas blocks with lower height than your upper. This high profile version... -
UTG Pro Flip Up Front and Rear Iron Sight Kit for AR-15
US Made Flip Up Iron Sights by UTG The UTG Pro Flip Up Iron Sight Kit fits great on your free-floated AR-15 rifle. These lightweight, low-profile sights slot into the... -
Troy AR 15 Rear Battle Sight Black – Folding – Optional Tritium Illumination
Troy Rear Battle Sight Black - Folding - Optional Tritium. Durability and dead-on accuracy have made Troy Industries Folding BattleSights the hands-down choice of Special Ops and tactical users worldwide....4 Options -
Magpul MBUS PRO Front and Rear AR 15 Back-Up Sight Kit
Delivers Maximum Functionality And Strength Without Breaking The Bank! The Magpul MBUS PRO Front and Rear Back-Up Sight Kit is a great sighting solution for your AR-15 that can deliver... -
UTG Super Slim Fixed AR 15 Rear Sight – Windage and Adjustable
A2 Style "Cut-off" Fixed Rear Sight With the full adjustability of an A2 carry handle sight, and all the room you need to still run a red dot. The UTG... -
UTG Pro Flip Up Rear Iron Sight for AR-15
UTG PRO Flip Up Rear Sight - Made in USA The UTG Pro Flip Up Rear Sight makes a reliable backup sight should your optics fail. This US made backup...