+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

Q Mini Fix 5.56 NATO Barrel Assembly ACC-MINIFIX-BARREL-5.56-12IN Caliber: 5.56x45mm NATO, Projectile Caliber: .224 Caliber, w/ Free S&H

Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
1 of 4 images
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
2 of 4 images
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
3 of 4 images
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12
4 of 4 images
Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12

Tap Tap to Zoom

Questions & Answers
Customer Reviews
Most Recent Reviews
Q Mini FIX barrel in 5.56mm by Steve B., Verified Owner, June 8, 2026
Purchased for swapping out between my 300 BlackOut shorter barrel to this option in 12” for its higher spin rate with the heavier 556/223 ammo. Absolutely love the rifle I got this barrel for & you can expect quality from Q!
Read 1 Review

14% OFF Gun Parts

See promotion details.
MERICAAClick to Copy Coupon Code
Eligible models will have a savings offer and the coupon code to use below. Add the item to your cart and enter coupon code for savings on that select model! Expires in 18 hours. Cannot be combined with other promotions or offers.
Caliber:
5.56x45mm NATO
Projectile Caliber:
.224 Caliber
Barrel Length:
12 in
Barrel Twist Rate:
1-7
Gun Make:
Q
Gun Model:
Q The Fix
Condition:
New

Code: 3SR-BAB-LQ3FB-ACCMNFXBRL5-5612IN

MPN: ACC-MINIFIX-BARREL-5.56-12IN

UPC: 810152960288

$515.00

Product Info for Q Mini Fix 5.56 NATO Barrel Assembly

Each barrel comes complete with a headspaced barrel extension.image

COMMON FEATURES & SPECS

MATERIAL: Stainless Steel 416R

RIFLING: Single Point Cut Rifling

MUZZLE: 1/2-28 Tapered Muzzle

FINISH: Bead Blasted Matte Finish

Specifications for Q Mini Fix 5.56 NATO Barrel Assembly:

Manufacturer: Q
Caliber: 5.56x45mm NATO
Projectile Caliber: .224 Caliber
Barrel Length: 12 in
Barrel Twist Rate: 1-7
Gun Make: Q
Gun Model: Q The Fix
Condition: New

Package Contents:

  • Q Mini Fix 5.56 NATO Barrel Assembly

What firearm models does the manufacturer say Q Mini Fix 5.56 NATO Barrel Assembly is compatible with?

The manufacturer says that Q Mini Fix 5.56 NATO Barrel Assembly is compatible with Q The Fix

Q Mini Fix 5.56 NATO Barrel Assembly Orderable Models

List of Orderable Models

  • Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 12in, ACC-MNF-BRL-5.56-12 , MPN: ACC-MINIFIX-BARREL-5.56-12IN , UPC: 810152960288 , Code: 3SR-BAB-LQ3FB-ACCMNFXBRL5-5612IN

Q Mini Fix 5.56 NATO Barrel Assembly Unavailable & Discontinued Models

List of Unorderable Models

  • Open Box, Dealer Demo, Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 16in, ACC-MNF-BRL-5.56-16 , MPN: ACC-MINIFIX-BARREL-5.56-16IN-DMO , Code: 3SR-BAB-LQ3FB-ACCMNFXBRL5-5616IN-DMO-OB-A
  • Q Light Profile Barrel Assembly, 5.56x45mm NATO, 1-7 Twist, 16in, ACC-MNF-BRL-5.56-16 , MPN: ACC-MINIFIX-BARREL-5.56-16IN , UPC: 850035705193 , Code: 3SR-BAB-LQ3FB-ACCMNFXBRL5-5616IN
Compare (0)
1 item has been added
Add at least two items to compare
Last updated 2026-07-05 UTC.