P
PatchMe556solid but a few notes
Reviewed on April 27, 2026Verified with Build
works great. zero shifted a touch after the first range session
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Magpul Mbus Pro Rear Sight - Black
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Magpul
Overview
The Magpul MBUS Pro Rear Sight in black is a fixed folding rear sight designed for durability and reliability. Its forged construction offers a robust platform for aiming, while the folding feature allows for easy storage and deployment when needed. This rear sight is commonly found on builds featuring a mid-length gas system and chambered in 5.56 NATO, making it a practical choice for a variety of tactical and competitive applications.
Specifications
MPNMAG276
PositionRear
ColorBlack
IlluminatedNon-Illuminated
Fixed FoldingFolding
StyleForged
Frequently Built With
Based on build data
Magpul .432" Flip-Up Mbus Pro Back-Up Front Sight Steel Black
Radian Weapons Talon Ambidextrous Safety Selector 2-Lever Kit - Radian Grey
Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green
Eotech 3x30.5mm x 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN
B5 Systems Trigger Guard ATG-001-01
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
100%
AR-15100%
CaliberBased on real build data showing which calibers builders choose alongside this product.
100%
5.56 NATO100%
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
75%
Mid-Length75%
Carbine25%
| Product | Category | Times Built Together |
|---|---|---|
| Magpul .432" Flip-Up Mbus Pro Back-Up Front Sight Steel Black | 15 | |
| Radian Weapons Talon Ambidextrous Safety Selector 2-Lever Kit - Radian Grey | 9 | |
| Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger | 9 | |
| Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green | 8 | |
| Eotech 3x30.5mm x 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN | 7 | |
| B5 Systems Trigger Guard ATG-001-01 | 7 |
| Platform | Percentage |
|---|---|
| AR-15 | 100% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 100% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 75% |
| Carbine | 25% |
Builds Featuring This Part
See all 5 →Builds in the community that include the Magpul Mbus Pro Rear Sight - Black
| Build | Parts | Total |
|---|---|---|
 | 21 | $2934.28 |
 | 21 | $1730.10 |
 | 20 | $8723.80 |
 | 14 | $1126.97 |
 | 20 | $3493.67 |
Customer reviews
4.0out of 5
1 global rating