Rosco Glock 43X Barrel – Bloodline Series
Not Yet Rated | Write the First Review SKU: 222-ROS-BL-G43-9MM-M-STD
UPC: 850000000000
MFG#: BL-G43-9MM-M-STD

Rosco Bloodline Glock 43 Barrel – Match Grade, Drop-In Performance

Give your Glock 43 or 43X the precision upgrade it deserves with the Rosco Bloodline Glock 43 Barrel. Designed as a true drop-in replacement, this non-threaded barrel is built to deliver match-grade accuracy while maintaining Glock’s legendary reliability.

Crafted from 416R stainless steel and finished in durable melonite, every Bloodline barrel is honed, polished, and ready to install—no gunsmith required. Whether you're replacing a worn factory barrel or building a custom concealed carry pistol, this upgrade gives you better groups, smoother cycling, and long-term durability.

🔧 Key Features

• Fits Glock 43 and Glock 43X – Drop-in compatible, no fitting needed
• Match-grade accuracy – Broach-cut rifling and tight tolerances
• Non-threaded design – Ideal for concealed carry and daily use
• Melonite finish – Corrosion-resistant, low-friction coating
• Recessed target crown – Protects the rifling and improves shot consistency
• 416R stainless steel – Precision barrel material used by top manufacturers

🛠️ Built for Concealed Carry and Clean Fitment

This non-threaded Glock 43 barrel is perfect for users who don’t plan to run a suppressor or compensator. Its smooth profile makes holstering easier and more comfortable—especially for appendix carry. The 1:10 twist rate stabilizes all common 9mm loads, giving you confidence whether you’re shooting factory ammo or premium defense rounds.

No gunsmithing is required—simply remove your OEM barrel and drop this one in.

📐 Specs at a Glance

• Length: 4.0" OAL (non-threaded)
• Material: 416R Stainless Steel
• Twist Rate: 1:10 RH
• Caliber: 9mm (9x19mm)
• Finish: Melonite (Electro-polished bore)
• Crown: Recessed target-style
• Fitment: Glock 43 and Glock 43X

Internal Linking Block (Paste on Product Page):

Looking to complete your Glock 43X setup? Explore these compatible accessories and upgrades:

• Prefer a threaded option? Check out our Rosco Bloodline Glock 43X Threaded Barrel – perfect for suppressors or comps.

• Need recoil control? Pair this with a Glock 43 Compensator (threaded barrel required).

• Browse all Rosco Pistol Barrels for other models and calibers.

• Looking for a quality holster? See our Glock 43X Holsters for both carry and range use.

Frequently Asked Questions (FAQ)

Q: Is this barrel compatible with the Glock 43X?
A: Yes, this barrel fits both Glock 43 and 43X pistols with a direct drop-in fit.

Q: Can I use this barrel for everyday concealed carry?
A: Absolutely. The non-threaded profile makes it ideal for EDC and smoother draw from holsters.

Q: Do I need a gunsmith to install this barrel?
A: Not at all. Just drop it in like your factory barrel—no tools or fitting required.

Q: Is this barrel rated for +P or defense ammo?
A: Yes, it's made from 416R stainless and tested with factory 9mm and +P loads. Use SAAMI-spec ammo only.

Q: What’s the difference between this and the threaded version?
A: This version is non-threaded, making it better suited for carry. If you want to run a suppressor or comp, check out our Glock 43 threaded barrel.

Why Choose a Rosco Bloodline Barrel?

Rosco Manufacturing is trusted by professionals and enthusiasts alike for building duty-grade barrels that outperform stock parts. This Glock 43 barrel brings that quality into your carry gun—offering better fit, improved accuracy, and clean reliability with every shot.