+1-800-504-5897 Live Chat 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

Faxon Firearms Duty Series Barrels for Glock & Sig Sauer Handguns — 36 products / 69 models

Upgrade your pistol with Faxon Firearms Duty Series gun barrels for Glock and Sig Sauer firearms. Faxon Firearms built these Gun Parts from tough stainless steel complete with a nitride finish for enhanced durability and corrosion resistance. These drop-in barrels are easy to install and provide a tighter fit than OEM barrels for maximum accuracy. Shop online with us today to save big on barrels for Sig P365, G17, G19, and other popular firearm models.image

Check out our selection of helpful Gun Parts How-to Guides to learn more about the best handgun upgrades to keep you on target. With tons of amazing deals every day on premium products from top brands like Faxon Firearms, OpticsPlanet is your go-to online store for all things tactical, hunting, and outdoors. Gear up with us today to get Free Shipping on most orders over $49!

Popular Categories

Image of Faxon Firearms Duty Series Gun Parts category Faxon Firearms Duty Series Gun Parts
Image of Faxon Firearms Duty Series Pistol Barrels category Faxon Firearms Duty Series Pistol Barrels
Image of Faxon Firearms Duty Series Pistol Parts category Faxon Firearms Duty Series Pistol Parts
Image of Faxon Firearms Duty Series Glock 19 Barrels category Faxon Firearms Duty Series Glock 19 Barrels
Image of Faxon Firearms Duty Series AR15 Upper Receivers category Faxon Firearms Duty Series AR15 Upper Receivers
Image of Faxon Firearms Duty Series AR 15 Parts category Faxon Firearms Duty Series AR 15 Parts
Image of Faxon Firearms Duty Series Rifle Parts category Faxon Firearms Duty Series Rifle Parts
Image of Faxon Firearms Duty Series Glock 43/43X/48 Barrels category Faxon Firearms Duty Series Glock 43/43X/48 Barrels
Image of Faxon Firearms Duty Series AR15 Barrels category Faxon Firearms Duty Series AR15 Barrels
Image of Faxon Firearms Duty Series Rifle Barrels category Faxon Firearms Duty Series Rifle Barrels

36 Products in Faxon Firearms Duty Series

reset
Sort by
Most Popular +
  • Most Popular
  • Price: Low to High
  • Price: High to Low
  • Avg. Rating: High to Low
  • Price Per Count: Low to High
  • Price Per Count: High to Low
  • Most Reviewed First
  • Savings % Off
  • Bonus Bucks %: High to Low
  • Bonus Bucks %: Low to High
  • Newest First
  • A to Z
  • Z to A
Show
60 +
  • 20
  • 60
  • 120
  • 240
Image of Faxon Firearms Duty Series Glock 19 Compact 9mm Pistol Barrel 3 models Faxon Firearms Duty Series Glock 19 Compact 9mm Pistol Barrel (75) As Low As (Save Up to $10.00) $92.00 Best Rated
Image of Faxon Firearms Duty Series Glock 17 Gen 5 9mm Luger Threaded Pistol Barrel Faxon Firearms Duty Series Glock 17 Gen 5 9mm Luger Threaded Pistol Barrel List: $99.00 (Save $7.00) $92.00
Image of Faxon Firearms Duty Series Barrel for G17, Full-Size 2 models Faxon Firearms Duty Series Barrel for G17, Full-Size (4) As Low As (Save Up to $10.00) $92.00
Image of Faxon Firearms Duty Series Smith & Wesson M&P Shield/Shield Plus 3.1 in Threaded Pistol Barrel Faxon Firearms Duty Series Smith & Wesson M&P Shield/Shield Plus 3.1 in Threaded Pistol Barrel List: $97.00 (Save $7.00) $90.00
Image of Faxon Firearms Duty Series Sig Sauer P365 XL Threaded Pistol Barrel Faxon Firearms Duty Series Sig Sauer P365 XL Threaded Pistol Barrel (2) List: $97.00 (Save $7.00) $90.00
Image of Faxon Firearms Duty Series Sig P365 9mm Luger Threaded Pistol Barrel Faxon Firearms Duty Series Sig P365 9mm Luger Threaded Pistol Barrel List: $97.00 (Save $7.00) $90.00
Image of Faxon Firearms Duty Series Barrel for G34 2 models Faxon Firearms Duty Series Barrel for G34 (2) List: $104.00 (Save $8.00) $96.00 Final Sale
Image of Faxon Firearms Duty Series AR-15 5.56 Nato 16in Upper Receiver 8 models Faxon Firearms Duty Series AR-15 5.56 Nato 16in Upper Receiver As Low As (Save Up to $69.00) $490.00 14% Coupon
Image of Faxon Firearms Duty Series Conversion Glock 22 9mm Luger, Threaded Pistol Barrel Faxon Firearms Duty Series Conversion Glock 22 9mm Luger, Threaded Pistol Barrel List: $104.00 (Save $8.00) $96.00
Image of Faxon Firearms Duty Series Sig Sauer P365 XL Non-Threaded Pistol Barrel Faxon Firearms Duty Series Sig Sauer P365 XL Non-Threaded Pistol Barrel List: $96.00 (Save $7.00) $89.00
Image of Faxon Firearms Duty Series Glock 48 9mm Luger Threaded Pistol Barrel Faxon Firearms Duty Series Glock 48 9mm Luger Threaded Pistol Barrel List: $97.00 (Save $7.00) $90.00
Image of Faxon Firearms Duty Series AR-15 300 BLK 10.5in Upper Receiver 2 models Faxon Firearms Duty Series AR-15 300 BLK 10.5in Upper Receiver As Low As (Save Up to $69.00) $608.00
Image of Faxon Firearms Duty Series M&P 2.0 Compact 9mm Luger Threaded Pistol Barrel Faxon Firearms Duty Series M&P 2.0 Compact 9mm Luger Threaded Pistol Barrel List: $99.00 (Save $7.00) $92.00
Image of Faxon Firearms Duty Series AR-15 5.56 Nato Threaded AR Barrel Faxon Firearms Duty Series AR-15 5.56 Nato Threaded AR Barrel List: $173.00 (Save $13.00) $160.00
Image of Faxon Firearms Duty Series Smith & Wesson M&P Shield/Shield Plus 3.1 in Non-Threaded Pistol Barrel Faxon Firearms Duty Series Smith & Wesson M&P Shield/Shield Plus 3.1 in Non-Threaded Pistol Barrel (1) List: $96.00 (Save $7.00) $89.00
Image of Faxon Firearms Duty Series Sig P320 Full Size 9mm Luger Threaded Pistol Barrel Faxon Firearms Duty Series Sig P320 Full Size 9mm Luger Threaded Pistol Barrel List: $99.00 (Save $7.00) $92.00
Image of Faxon Firearms Duty Series Sig P320 Compact 9mm Luger Threaded Pistol Barrel Faxon Firearms Duty Series Sig P320 Compact 9mm Luger Threaded Pistol Barrel List: $99.00 (Save $7.00) $92.00
Image of Faxon Firearms Duty Series 9mm Luger, M&P 2.0 Compact Non-Threaded Pistol Barrel Faxon Firearms Duty Series 9mm Luger, M&P 2.0 Compact Non-Threaded Pistol Barrel List: $98.00 (Save $7.00) $91.00
Image of Faxon Firearms Duty Series M&P Full Size Gen 1/2 9mm Luger Threaded Pistol Barrel Faxon Firearms Duty Series M&P Full Size Gen 1/2 9mm Luger Threaded Pistol Barrel List: $99.00 (Save $7.00) $92.00
Image of Faxon Firearms Duty Series 9mm Luger, Glock 17 Gen 5 Non-Threaded Pistol Barrel Faxon Firearms Duty Series 9mm Luger, Glock 17 Gen 5 Non-Threaded Pistol Barrel List: $98.00 (Save $7.00) $91.00
Image of Faxon Firearms Duty Series Glock 43 9mm Luger Threaded Pistol Barrel Faxon Firearms Duty Series Glock 43 9mm Luger Threaded Pistol Barrel List: $97.00 (Save $7.00) $90.00
Image of Faxon Firearms Duty Series Glock 34 Gen 5 9mm Luger Threaded Pistol Barrel Faxon Firearms Duty Series Glock 34 Gen 5 9mm Luger Threaded Pistol Barrel List: $104.00 (Save $8.00) $96.00
Image of Faxon Firearms Duty Series AR-15 350 Legend 16in Upper Receiver 4 models Faxon Firearms Duty Series AR-15 350 Legend 16in Upper Receiver As Low As (Save Up to $69.00) $490.00
Image of Faxon Firearms Duty Series AR-15 7.62x39 16in Upper Receiver 4 models Faxon Firearms Duty Series AR-15 7.62x39 16in Upper Receiver As Low As (Save Up to $69.00) $491.00
Image of Faxon Firearms Duty Series 9mm Luger, M&P Full Size Gen 1/2 Non-Threaded Pistol Barrel Faxon Firearms Duty Series 9mm Luger, M&P Full Size Gen 1/2 Non-Threaded Pistol Barrel List: $98.00 (Save $7.00) $91.00
Image of Faxon Firearms Duty Series 9mm Luger, Glock 48 Non-Threaded Pistol Barrel Faxon Firearms Duty Series 9mm Luger, Glock 48 Non-Threaded Pistol Barrel List: $96.00 (Save $7.00) $89.00
Image of Faxon Firearms Duty Series 9mm Luger, Sig P365 Non-Threaded Pistol Barrel Faxon Firearms Duty Series 9mm Luger, Sig P365 Non-Threaded Pistol Barrel List: $96.00 (Save $7.00) $89.00
Image of Faxon Firearms Duty Series 9mm Luger, Sig P320 Full Size Non-Threaded Pistol Barrel Faxon Firearms Duty Series 9mm Luger, Sig P320 Full Size Non-Threaded Pistol Barrel List: $98.00 (Save $7.00) $91.00
Image of Faxon Firearms Duty Series 9mm Luger, Glock 34 Gen 5 Non-Threaded Pistol Barrel Faxon Firearms Duty Series 9mm Luger, Glock 34 Gen 5 Non-Threaded Pistol Barrel List: $102.00 (Save $8.00) $94.00
Image of Faxon Firearms Duty Series 9mm Luger, Sig P320 Compact Non-Threaded Pistol Barrel Faxon Firearms Duty Series 9mm Luger, Sig P320 Compact Non-Threaded Pistol Barrel List: $98.00 (Save $7.00) $91.00
Image of Faxon Firearms Duty Series 9mm Luger, Glock 43 Non-Threaded Pistol Barrel Faxon Firearms Duty Series 9mm Luger, Glock 43 Non-Threaded Pistol Barrel List: $96.00 (Save $7.00) $89.00
Image of Faxon Firearms Duty Series AR-15 9mm Luger 8.5in Upper Receiver 4 models Faxon Firearms Duty Series AR-15 9mm Luger 8.5in Upper Receiver As Low As (Save Up to $62.00) $486.00
Image of Faxon Firearms Duty Series AR-15 9mm Luger 16in Upper Receiver 4 models Faxon Firearms Duty Series AR-15 9mm Luger 16in Upper Receiver As Low As (Save Up to $62.00) $432.00
Image of Faxon Firearms Duty Series AR-15 9mm Luger 10.5in Upper Receiver 4 models Faxon Firearms Duty Series AR-15 9mm Luger 10.5in Upper Receiver As Low As (Save Up to $62.00) $486.00
Image of Faxon Firearms Duty Series AR-15 5.56 Nato Upper Receiver 4 models Faxon Firearms Duty Series AR-15 5.56 Nato Upper Receiver As Low As (Save Up to $77.00) $603.00
Image of Faxon Firearms Duty Series AR-15 5.56 Nato 10.5in Upper Receiver 4 models Faxon Firearms Duty Series AR-15 5.56 Nato 10.5in Upper Receiver As Low As (Save Up to $69.00) $490.00
reset
Show
60 +
  • 20
  • 60
  • 120
  • 240

Deals View All

Featured: 14% OFF Firearm Parts

Faxon Firearms Duty Series How To Guides View All

Best AR Iron Sights of 2026 on OpticsPlanet by OpticsPlanet Product Expert
OpticsPlanet's Hottest New Products for 2026 by Brett R.
Best AR-15 Handguards of 2026 on OpticsPlanet by OpticsPlanet Product Expert
4 Most Common AR15 Issues & How to Fix Them by Corey F.
Faxon Firearms Product Lines

Filter by:

Unfortunately, the item(s) selected is out of stock. Please update your specifications to see more results.

Deals

reset

Categories

reset

Brands

reset
Price
reset
From $
—
To $

    Made in USA

    reset
    Compare (0)
    1 item has been added
    Add at least two items to compare