1-16 of 284 results
1-16 of 284 results
Mission First Tactical
Mission First Tactical, Llc Ar-15 Rear Sight Flip Up Polymer Black
Style: Flip-Up
Color: Black
Style
Flip-Up
Color
Black
$45$45
In Stock$45$45
In Stock
NcStar
NcSTAR Vism Pro Series Flip-Up Rear Sight
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: Black
Position: Rear
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
Black
Position
Rear
$26$26
In Stock$26$26
In Stock
Magpul
Magpul Ar-15 Flip-Up Mbus Gen 2 Tactical Rear Sight Black
5.0 (1 review)
Style: Flip-Up
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: Black
Position: Rear
Style
Flip-Up
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
Black
Position
Rear
$37$37
In Stock$37$37
In Stock
Magpul
Magpul Mbus Pro Rear Sight - Black
Style: Forged
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: Black
Position: Rear
Style
Forged
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
Black
Position
Rear
$89$89
In Stock$89$89
In Stock
Magpul
Magpul Ar-15 Flip-Up Mbus Pro Magpul Back-Up Rear Sight Black
Style: Flip-Up
Color: Black
Style
Flip-Up
Color
Black
$80$80
In Stock$80$80
In Stock
Ultradyne
Ultradyne Usa C4 Offset Folding Rear Sight
Style: Folding, Offset
Style
Folding, Offset
$160$160
In Stock$160$160
In Stock
Luth-AR
Luth-Ar Llc Ar-15 Adjustable Rear Sight Assembly Black
Style: Replacement
Color: Black
Style
Replacement
Color
Black
$20$20
In Stock$20$20
In Stock
Samson
Samson Manufacturing Corp Ar-15 Fixed Rear Sight Black
Style: Fixed
Color: Black
Style
Fixed
Color
Black
$49$49
In Stock$49$49
In Stock
Magpul
Magpul Ar-15 Adjustable Mbus Pro Offset Rear Sight Black
Style: Adjustable
Color: Black
Style
Adjustable
Color
Black
$83$83
In Stock$83$83
In Stock
Magpul
Magpul Mbus 3 Rear Sight - Stealth Gray
Style: Polymer
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: Gray
Position: Rear
Style
Polymer
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
Gray
Position
Rear
$60$60
In Stock$60$60
In Stock
Troy Industries
Troy Industries Fixed Rear Battlesight - Black
Fixed/Folding: Fixed
Illuminated: Non-Illuminated
Color: Black
Position: Rear
Fixed/Folding
Fixed
Illuminated
Non-Illuminated
Color
Black
Position
Rear
$67$67
In Stock$67$67
In Stock
XS Sights
Xs Sight Systems Ar-15 Adjustable Csat Combat Rear Sight Black
Style: Adjustable
Color: Black
Style
Adjustable
Color
Black
$50$50
In Stock$50$50
In Stock
Daniel Defense
Daniel Defense Ar-15 Fixed Adjustable A1.5 Backup Rear Sight Black
Style: Adjustable, Fixed
Color: Black
Style
Adjustable, Fixed
Color
Black
$105$105
In Stock$105$105
In Stock
Knights Armament
Knights Armament Ar-15 Flip-Up Adj Tactical Micro Rear Sight 600 Meter Blk
Style: Adjustable, Flip-Up
Color: Black
Style
Adjustable, Flip-Up
Color
Black
$155$155
In Stock$155$155
In Stock
Magpul
Magpul Ar-15 Flip-Up Mbus Gen 2 Tactical Rear Sight O.d. Green
Style: Flip-Up
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: OD Green
Position: Rear
Style
Flip-Up
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
OD Green
Position
Rear
$40$40
In Stock$40$40
In Stock
Leapers
UTG Low Profile Flip-Up Rear Sight with Dual Aiming Aperture (MNT-955)
Fixed/Folding: Folding
Color: Black
Position: Rear
Fixed/Folding
Folding
Color
Black
Position
Rear
$25$25
In Stock$25$25
In StockMission First Tactical
Mission First Tactical, Llc Ar-15 Rear Sight Flip Up Polymer Black
Style: Flip-Up
Color: Black
Style
Flip-Up
Color
Black
In Stock
$45$45
$45$45
NcStar
NcSTAR Vism Pro Series Flip-Up Rear Sight
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: Black
Position: Rear
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
Black
Position
Rear
In Stock
$26$26
$26$26
Magpul
Magpul Ar-15 Flip-Up Mbus Gen 2 Tactical Rear Sight Black
5.0 (1 review)
Style: Flip-Up
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: Black
Position: Rear
Style
Flip-Up
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
Black
Position
Rear
In Stock
$37$37
$37$37
Magpul
Magpul Mbus Pro Rear Sight - Black
Style: Forged
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: Black
Position: Rear
Style
Forged
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
Black
Position
Rear
In Stock
$89$89
$89$89
Magpul
Magpul Ar-15 Flip-Up Mbus Pro Magpul Back-Up Rear Sight Black
Style: Flip-Up
Color: Black
Style
Flip-Up
Color
Black
In Stock
$80$80
$80$80
Ultradyne
Ultradyne Usa C4 Offset Folding Rear Sight
Style: Folding, Offset
Style
Folding, Offset
In Stock
$160$160
$160$160
Luth-AR
Luth-Ar Llc Ar-15 Adjustable Rear Sight Assembly Black
Style: Replacement
Color: Black
Style
Replacement
Color
Black
In Stock
$20$20
$20$20
Samson
Samson Manufacturing Corp Ar-15 Fixed Rear Sight Black
Style: Fixed
Color: Black
Style
Fixed
Color
Black
In Stock
$49$49
$49$49
Magpul
Magpul Ar-15 Adjustable Mbus Pro Offset Rear Sight Black
Style: Adjustable
Color: Black
Style
Adjustable
Color
Black
In Stock
$83$83
$83$83
Magpul
Magpul Mbus 3 Rear Sight - Stealth Gray
Style: Polymer
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: Gray
Position: Rear
Style
Polymer
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
Gray
Position
Rear
In Stock
$60$60
$60$60
Troy Industries
Troy Industries Fixed Rear Battlesight - Black
Fixed/Folding: Fixed
Illuminated: Non-Illuminated
Color: Black
Position: Rear
Fixed/Folding
Fixed
Illuminated
Non-Illuminated
Color
Black
Position
Rear
In Stock
$67$67
$67$67
XS Sights
Xs Sight Systems Ar-15 Adjustable Csat Combat Rear Sight Black
Style: Adjustable
Color: Black
Style
Adjustable
Color
Black
In Stock
$50$50
$50$50
Daniel Defense
Daniel Defense Ar-15 Fixed Adjustable A1.5 Backup Rear Sight Black
Style: Adjustable, Fixed
Color: Black
Style
Adjustable, Fixed
Color
Black
In Stock
$105$105
$105$105
Knights Armament
Knights Armament Ar-15 Flip-Up Adj Tactical Micro Rear Sight 600 Meter Blk
Style: Adjustable, Flip-Up
Color: Black
Style
Adjustable, Flip-Up
Color
Black
In Stock
$155$155
$155$155
Magpul
Magpul Ar-15 Flip-Up Mbus Gen 2 Tactical Rear Sight O.d. Green
Style: Flip-Up
Fixed/Folding: Folding
Illuminated: Non-Illuminated
Color: OD Green
Position: Rear
Style
Flip-Up
Fixed/Folding
Folding
Illuminated
Non-Illuminated
Color
OD Green
Position
Rear
In Stock
$40$40
$40$40
Leapers
UTG Low Profile Flip-Up Rear Sight with Dual Aiming Aperture (MNT-955)
Fixed/Folding: Folding
Color: Black
Position: Rear
Fixed/Folding
Folding
Color
Black
Position
Rear
In Stock
$25$25
$25$25
Page 1 of 18
Page 1 of 18
Rear Sight: most added in September 2026
The rear sight parts builders added most in September 2026, ranked from every build on GunPartPicker.
- 1.Magpul AR-15 Flip-Up MBUS PRO Magpul Back-Up Rear Sight BlackMagpul
- 2.Magpul AR-15 Flip-Up MBUS Gen 2 Tactical Rear Sight BlackMagpul
- 3.Magpul MBUS Gen 3 Folding Rear Sight - BlackMagpul
- 4.Mission First Tactical AR-15 Rear Sight Flip Up Polymer BlackMission First Tactical
- 5.Ultradyne USA C4 Offset Folding Rear SightUltradyne
Updated · counts come from real builds on GunPartPicker
Not sure which rear sight to pick?
We analysed real builds to see what people actually run.
Read the full guide: AR-15 Rear Sight Guide →Prices checked · refreshed daily across 37 retailers