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

Rosco Bloodline Glock 43 & Glock 43x Threaded Barrel – Match Grade, Drop-In Ready

Upgrade your Glock 43 or 43X with the Rosco Manufacturing Bloodline Threaded Barrel—precision-engineered for shooters who demand both performance and reliability. Whether you're running a suppressor, compensator, or just want improved accuracy from your everyday carry, this drop-in threaded barrel delivers.

Designed to fit Glock 43 and 43X pistols without any gunsmithing, each Bloodline barrel is crafted from 416R stainless steel, honed and polished for a smooth bore, and finished in durable melonite to protect against corrosion and wear.

🔧 Key Features:

• Threaded for suppressors & comps – ½ x 28 TPI threading
• Compatible with Glock 43 & 43X – Drop-in fit, no fitting required
• Match-grade precision – Tight tolerances for improved accuracy
• Melonite finish – Durable, corrosion-resistant surface
• Broach cut rifling – Ideal for factory or aftermarket ammo
• Recessed target crown – Preserves barrel life and accuracy

🛠️ Built for Carry, Ready for Suppression

Whether you're running a suppressor or simply want a longer barrel for added control, the Bloodline Threaded Barrel has you covered. It’s designed to maintain Glock reliability while boosting performance. The smooth, honed chamber and recessed crown contribute to consistent shot placement and extended barrel life.

No special tools or fitting are required—just install, torque your thread protector or muzzle device, and hit the range.

📦 Specs at a Glance:

• Length: 3.9" (OAL with threads)
• Material: 416R stainless steel
• Thread Pitch: ½ x 28
• Caliber: 9mm (9x19mm)
• Twist Rate: 1:10 RH
• Finish: Melonite black

Recommended Accessories & Related Products:

Looking to complete your Glock 43X build or upgrade? Don’t forget to check out these compatible parts and accessories:

• Need better control? Pair this barrel with a Glock 43 Compensator for reduced recoil and muzzle rise.

• Carry with confidence using a Glock 43X Holster designed to fit threaded barrels.

• See all Rosco Manufacturing Barrels for other Glock and AR-15 options.

Frequently Asked Questions (FAQ)

Q: Will this threaded barrel fit a Glock 43X?
A: Yes, this barrel is fully compatible with both Glock 43 and 43X frames.

Q: Can I use this barrel with a suppressor?
A: Absolutely. It features a standard ½ x 28 thread pitch and is suppressor-ready out of the box.

Q: Is this a drop-in fit, or do I need a gunsmith?
A: No gunsmith required. It’s a direct drop-in replacement for the factory Glock 43/43X barrel.

Q: What type of ammo is recommended?
A: Use only SAAMI-spec, factory-loaded 9mm ammunition for best performance and warranty coverage.

Q: Does it come with a thread protector?
A: Thread protector not included—sold separately.

Built by Rosco, Trusted by Shooters

Rosco Manufacturing is known for duty-grade barrels that meet the demands of armed professionals and serious shooters. This Glock 43 threaded barrel lives up to that standard—offering clean fitment, solid performance, and rugged durability in every shot.