SKU CSSI|NAFXFRBSKITT Category

FAB Defense FRBS Rifle Sights Kit Tan

FAB Defense FRBS Rifle Sights Kit Tan

FAB Defense FRBS Rifle Sights Kit Tan

$82.00

10 in stock

FRBS kit is an advanced low-profile durable auxiliary front and rear kit sight. It has been designed to provide an extreme optical advantage when paired together. Sight pin elevation is easily and quickly adjusted without tools. FRBS is readily mounted on any 1913 Picatinny rail making it ideal for use on M4 / AR-15 / M-16 platforms and on the FAB Defense KPOS.

Product Advantages:

  • Can be used as a primary or back-up sighting solution Sleek design with minimal protruding parts will not get caught on gear or webbing No tools needed for a quick and easy elevation and wind adjustment RBS – Rear Back-up sight can be manually adjusted for wind FBS – Front Back-up sight can be manually adjusted for elevation Durable fiberglass reinforced polymer and metal construction Spring based locking mechanism – will not break or deform

Compatibility:

  • All 1913 Picatinny rails The FBS should never be mounted on a railed gas block

Specifications:

  • Length: 52 mm
  • Width: 32 mm
  • Height: 14 mm
  • Length deployed: 30 mm
  • Height deployed: 42 mm
  • Weight: 30 gr

Additional information

Upc

7290111584909
Manufacturer

FAB Defense
Manufacturer part number

fx-frbskitt
Shipping weight

0.224

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FAQ

BJ Firearms LLC is a federally licensed firearms business focused on providing quality firearms, accessories, and related services while promoting responsible ownership, education, and community engagement.

The company was founded to serve firearm enthusiasts with knowledgeable service, real-world experience, and a commitment to professionalism and safety.

We focus on real experience, personalized service, hands-on product knowledge, and community involvement — not just sales. Our goal is to help customers make informed decisions and feel confident with their equipment.

Yes. We operate as a federally licensed firearms dealer (FFL), following all applicable federal, state, and local regulations.

Yes. We partner with trusted suppliers to provide quality products and reliable sourcing.

Yes. We partner with content creators and industry professionals to provide real-world insights and experiences.

We work with everyone — from first-time buyers to experienced enthusiasts. Education and guidance are a big part of what we do.

We offer firearms, accessories, gear, and related equipment depending on availability and customer needs.

Yes. We help customers evaluate their needs, experience level, and intended use to find the right fit.

Yes. Depending on the request, we can help source specific products or assist with custom configurations.

Yes. We actively engage in hands-on experiences, demonstrations, and community-related firearm activities when possible.

Yes. We support content that helps people learn about equipment, safety, and responsible firearm ownership.

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Customer Reviews

“Outstanding customer service.” I had a lot of questions before buying, and they walked me through everything without pressure. Super knowledgeable and easy to work with. You can tell they actually care about their customers.
Verified Customer
“Best experience I’ve had buying gear.” Professional, responsive, and honest. They helped me choose exactly what I needed without overselling anything. I’ll definitely be coming back.
Verified Customer
“Great people, great service.” Very down-to-earth and easy to talk to. They explain things clearly and make sure you understand your options. Highly recommend, especially if you’re new.
Verified customer

BJ FIREARMS LLC

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