If you prefer battle proven design or want a set of top quality back up irons" then the Midwest Industries HK Style Combat Fixed Front Sight fits the bill. Made of durable" yet lightweight aircraft grade aluminum" the sight is secured to any Picatinny" weaver top mounted rail along any sized handguard.
For AR15/M4/M16 Rifles and other platforms
Mil-Spec sight height
HK type sight picture
Uses standard A2 front sight post
1.5 MOA per click adjustments