Glock Factory Thread Protector for 9mm Luger G19/G17 Gen 4 – M13.5×1LH Black (Pkg 70339)
Upgrade your Glock 19 or Glock 17 Gen 4 with the Glock Factory Thread Protector, a precision‑engineered solution designed to protect the barrel’s threaded end while delivering unmatched durability and a sleek, professional look. This black‑finished, M13.5×1LH thread protector is the perfect accessory for shooters who demand reliability, safety, and a clean aesthetic.
Key Features & Benefits
- Exact OEM Fit: Manufactured to Glock’s strict specifications, this protector fits the 9mm Luger G19 and G17 Gen 4 models perfectly without any modifications.
- Thread Specification: M13.5×1LH thread pattern ensures seamless integration with compatible suppressors, muzzle devices, and aftermarket accessories.
- Robust Construction: Made from high‑grade steel with a black PVD coating that resists corrosion, wear, and the harsh conditions of daily range use.
- Enhanced Safety: Prevents debris, dirt, and moisture from entering the barrel threads, extending the life of both the barrel and any attached muzzle device.
- Low Profile Design: The streamlined shape maintains the Glock’s original balance and handling characteristics.
- Easy Installation: Simple hand‑tightening with a standard torque wrench; no special tools required.
- Universal Compatibility: Works with all standard 9mm Luger Glock 19 and Glock 17 Gen 4 firearms, making it an ideal addition for personal defense, competition, or tactical applications.
Why Choose the Glock Factory Thread Protector?
When you purchase a thread protector directly from Glock’s factory line, you are investing in a component that matches the exact engineering standards of your firearm. Unlike aftermarket options, this protector offers:
- Precision Tolerance: No loose fit or wobble – the protector sits flush against the barrel, ensuring a secure connection for any future muzzle attachment.
- Longevity: The black PVD finish provides superior resistance to oxidation and chemical exposure, keeping your protector looking new even after years of use.
- Warranty Backing: Supported by Glock’s original warranty, giving you peace of mind that your investment is protected.
Specifications
| Model | 70339 |
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| UPC | 764503060632 |
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| Compatible Firearms | Glock 19 Gen 4, Glock 17 Gen 4 (9mm Luger) |
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| Thread Size | M13.5×1LH |
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| Finish | Black PVD Coating |
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| Material | High‑strength steel |
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| Weight | ~20 g (0.7 oz) |
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| Package Quantity | 1 Thread Protector per package |
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Installation Guide
- Ensure the firearm is unloaded and the slide is locked back.
- Locate the barrel’s threaded end and clean any residue.
- Align the thread protector’s M13.5×1LH threads with the barrel.
- Hand‑tighten the protector until it is snug.
- Using a torque wrench set to 6–8 in‑lb, give the protector a final secure turn.
- Reassemble the firearm and perform a function check.
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Customer Reviews (Sample)
“The fit is spot‑on – no wobble, no extra play. I installed it in minutes and it looks great on my G19. Highly recommend for anyone who wants a clean barrel end.” – Mike D., Competitive Shooter
“Excellent quality and the black finish matches my G17 perfectly. It’s held up through rainy field training with no signs of corrosion.” – Laura S., Law Enforcement Officer
Related Products
- Glock Gen 4 Suppressor Adapter Kit
- Glock 19 & 17 Gen 4 Night Sights
- Glock Tactical Light & Laser Combo
- Glock Magazine Extensions (10‑Round, 15‑Round)
Enhance the performance and longevity of your Glock 19 or Glock 17 Gen 4 with this factory‑approved thread protector. Order now and experience the confidence of a protected barrel ready for any mission or range session.
Note: Always follow all local laws and regulations when installing or using firearm accessories.
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