Magpul MBUS Flip-Up Backup Sights (Rear, Black)
Backup flip-up sights for MIL-STD-1913 rails. Lightweight, impact resistant, and easy to deploy from either side. Customers note solid fit and smooth operation
Highlights
- spring-loaded flip-up
- easy dual-side activation
- durable polymer with protective wings
Pros
- lightweight polymer construction
- spring-loaded flip-up mechanism
- easy activation from either side
- unobstructed folding under impact
- protective wings for front sight post
Cons
- no explicit durability claim beyond impact resistance
- no mention of tool-free elevation adjustment
- limited to rail compatibility stated
Best For
Features
- Impact resistant polymer construction delivers lightweight performance and durability
- Spring-loaded flip-up sight activates from either side or by pressing the top
- Detent and spring pressure keep the sight erect while folding under impact
- Clamps to MIL-STD-1913 Picatinny/STANAG 4694 rails with standard A2 height-over-bore
- Protective wings shield the spring-locking A2 front sight post; elevation tool included
