The FAB Defense FRBS Rifle Sights Kit Tan is a low-profile front and rear backup sight set designed for mounting on 1913 Picatinny rails. It provides coordinated front and rear aiming references with tool-free elevation and wind adjustments. Constructed from fiberglass-reinforced polymer and metal, the kit is built for compact, durable sighting and is suitable for use on M4 / AR-15 / M-16 platforms and the FAB Defense KPOS. The tan finish minimizes visual contrast while maintaining a rugged profile.
Key Specifications
- The overall length is 52 mm.
- The width is 32 mm.
- The overall height is 14 mm.
- The length when deployed is 30 mm.
- The height when deployed is 42 mm.
- The weight is 30 gr.
- Compatible with 1913 Picatinny rails.
- The front sight (FBS) should not be mounted on a railed gas block.
- Constructed from fiberglass-reinforced polymer and metal.
- Features a spring based locking mechanism with tool-free elevation and wind adjustments.
Compact, robust, and easy to operate, the FRBS kit delivers a dependable sighting option for users who need a low-profile backup or primary iron sight. Its tool-free adjustments and durable materials make it well suited to routine training and field use where reliable, minimal-profile sights are required.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.
