- FBS Front polymer Back-up sight by Fab Defense (Black)
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Amazon
From $24.90 (3rd Party New)
From $24.90 (3rd Party New)
| Latest | $24.90 10 hrs ago |
| Highest | $29.95 Apr 27, '15 |
| Lowest | $24.90 Aug 6, '15 |
| Average | $24.90 (30d avg) $24.90 (90d avg) $24.90 (180d avg) $26.33 (365d avg) $26.49 (Lifetime average) |
| Added | Apr 7, 2015 |
The RBS Rear polymer Back-up sight is a cutting edge, low-profile, tactical back-up sight.
The dual aperture RBS rear sight is windage adjustable and can be mounted on all 1913 picatinny rails, but is specialty made for the M4 / AR-15 / M-16 platform and the K.P.O.S.
Advantages:
Very low profile & slim design
Can be used as primary or back-up sight
State-of-The-art ergonomic & ambidextrous design
All manual configuration, no tools needed for windage adjustments
Durable high grade polymer & metal construction
Spring based locking mechanism - will not break or deform