About the Fab Defense Front and Rear Back-Up Flip Up Sight
The Fab Defense Front and Rear Back-Up Flip Up Sight is windage adjustable and can be mounted on all 1913 Picatinny rails, but is specially made for the M4 / AR-15 / M-16 platform and the K.P.O.S.
- Very low profile and slim design
- Can be used as a primary or backup sight
- State of the art ergonomic and ambidextrous design
- All manual configuration, no tools needed for windage adjustments
- Durable high grade polymer and metal construction
- Spring based locking mechanism will not break or deform
- Model - FABFXFRBSKIT
We go the extra mile.
Our Green Top Pros dont just sell the gear in our store but they use it every day. Along with unmatched expertise, here are a few perks you'll enjoy as a Green Top customer.
- CP Category:
- Requires FFL: