FAB Defense FRBS Offset Rifle Sights Kit Tan
$76.91
The FAB Defense FRBS Offset Rifle Sights Kit in Tan is a sleek, durable backup sighting solution ideal for close-quarters battle (CQB) scenarios when paired with magnification lenses. With its tool-free elevation and windage adjustments, the rear and front backup sights ensure rapid deployment and precision, while the fiberglass reinforced polymer construction guarantees reliability in the field. Available in both right and left side variations, this kit offers a practical enhancement to your tactical setup.
6 in stock
Offset Folding Backup Sights Kit
Product Advantages:
- Designed as a back-up sighting solution for use in conjunction with magnification lenses during CQB scenarios
- Sleek design with minimal protruding parts
- No tools needed for a quick and easy elevation and wind adjustment
- RBS – Rear Back-up sight can be manually adjusted for windage
- FBS – Front Back-up sight can be manually adjusted for elevation
- Available in both right and left side variations
- Durable fiberglass reinforced polymer and metal construction
Compatibility:
- 1913 MIL-STD Picatinny rail.
Specifications:
- Length: 52 mm
- Width: 32 mm
- Height: 14 mm
- Length deployed: 30 mm
- Height deployed: 42 mm
- Weight: 30 gr
| Weight | 0.179 lbs |
|---|---|
| Dimensions | 6.500 × 3.500 × 2.000 in |
| Manufacturer | FAB DEFENSE INC. |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

Reviews
Clear filtersThere are no reviews yet.