SKU CSSI|NZAVMF13WS Category

Real Avid Master-Fit 13-Piece AR15 Crowfoot Wrench Set

Real Avid Master-Fit 13-Piece AR15 Crowfoot Wrench Set

$329.99

2 in stock

The most comprehensive all-in-one AR15 Armorer’s Torque Wrench Kit ever assembled. Master-Fit single-purpose crowfoot wrenches are made specifically for the job. Specialized for precise fitment and manipulation of MIL-SPEC and free-float barrel nuts muzzle devices and castle nuts. Titanium-coated stainless steel construction provides tight tolerances for solid nut-gripping strength and enhanced no-slip tool control. Paired with the heavy-duty Master-Fit Torque Wrench it takes Gun DIY building to a new level of Master Grade quality and precision. It’s time to raise your Gun Tool Expectations and upgrade to Master Grade!

  • Titanium-coated stainless steel construction for enhanced durability and corrosion resistance 
  • Includes 12 specialized crowfoot wrenches tailored for AR15 components 
  • Features a heavy-duty torque wrench adjustable from 10 to 150 foot-pounds with ±4% accuracy 
  • Ratcheting head with 45 teeth allows for fine adjustment and optimal leverage 
  • Specialized design for a precise fit to minimize marring on firearm parts 
  • "Deep Seat" fitment ensures secure engagement and no-slip operation 
  • Hard-sided case with structured foam for organized tool storage and protection 
  • Compatible with 3-prong flash hiders castle nuts and various free-float barrel nuts 
  • Dual-directional torque feature for correct application on reverse threads 
  • Designed for professional armorer’s and enthusiasts’ firearm maintenance and customization needs 
  • Engineered to meet the rigorous demands of both novice and seasoned gunsmiths 

Additional information

Upc

813119013805

Manufacturer

Real Avid

Manufacturer part number

AVMF13WS

Length

20.2000

Model

Master-Fit Wrench Set

Product type

Wrench

Shipping weight

10.8

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.

Social Media Posts

Via Vontaes_Gunz

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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