G34 Barrels

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Glock 34 Barrels for Gen 3 and Gen 5 Pistols

NineX19 Glock 34 barrels are designed for the extended slide length of the Glock 34. Choose from our spiral-fluted Revolution Barrel or pentagonal-fluted Match Barrel in configurations made for Glock 34 Gen 3 and Gen 5 pistols.

Each barrel is CNC machined in the USA from stress-relieved and heat-treated 416R stainless steel. Broach-cut rifling with a 1:10 twist is designed for commonly used 9mm bullet weights, while the updated barrel hood and deep-cut target crown complete the design.

Choose the Correct Glock 34 Generation

Glock 34 Gen 3 and Gen 5 barrels are not interchangeable. Glock changed the full-size barrel locking geometry for Gen 5, so select the barrel matching your pistol’s generation.

  • Glock 34 Gen 3 barrels: Designed around the earlier Glock 17/34 locking geometry and compatible with applicable earlier-generation configurations using the same geometry.
  • Glock 34 Gen 5 barrels: Designed specifically for the updated Gen 5 locking system.

For a detailed explanation of the locking-geometry change, read our Glock 17 barrel generation compatibility guide. The Glock 34 follows the same full-size generation change.

Match and Revolution Glock 34 Barrels

The Match Barrel features broad pentagonal flat fluting for a clean, angular appearance. The Revolution Barrel uses spiral fluting for a more aggressive design. Both are standard-length, non-threaded Glock 34 barrels available in model-specific finishes.

Building more than the barrel? Browse our complete selection of Glock 34 parts and accessories, including available Glock 34 slides.

Glock 34 Barrel Features

  • CNC machined in the USA
  • Stress-relieved and heat-treated 416R stainless steel
  • Broach-cut rifling
  • 1:10 twist rate
  • Deep-cut target crown
  • Updated barrel hood design
  • Match and Revolution fluting options
  • Gen 3 and Gen 5 configurations

Glock 34 Barrels for Gen 3 and Gen 5 Pistols

NineX19 Glock 34 barrels are designed for the extended slide length of the Glock 34. Choose from our spiral-fluted Revolution Barrel or pentagonal-fluted Match Barrel in configurations made for Glock 34 Gen 3 and Gen 5 pistols.

Each barrel is CNC machined in the USA from stress-relieved and heat-treated 416R stainless steel. Broach-cut rifling with a 1:10 twist is designed for commonly used 9mm bullet weights, while the updated barrel hood and deep-cut target crown complete the design.

Choose the Correct Glock 34 Generation

Glock 34 Gen 3 and Gen 5 barrels are not interchangeable. Glock changed the full-size barrel locking geometry for Gen 5, so select the barrel matching your pistol’s generation.

  • Glock 34 Gen 3 barrels: Designed around the earlier Glock 17/34 locking geometry and compatible with applicable earlier-generation configurations using the same geometry.
  • Glock 34 Gen 5 barrels: Designed specifically for the updated Gen 5 locking system.

For a detailed explanation of the locking-geometry change, read our Glock 17 barrel generation compatibility guide. The Glock 34 follows the same full-size generation change.

Match and Revolution Glock 34 Barrels

The Match Barrel features broad pentagonal flat fluting for a clean, angular appearance. The Revolution Barrel uses spiral fluting for a more aggressive design. Both are standard-length, non-threaded Glock 34 barrels available in model-specific finishes.

Building more than the barrel? Browse our complete selection of Glock 34 parts and accessories, including available Glock 34 slides.

Glock 34 Barrel Features

  • CNC machined in the USA
  • Stress-relieved and heat-treated 416R stainless steel
  • Broach-cut rifling
  • 1:10 twist rate
  • Deep-cut target crown
  • Updated barrel hood design
  • Match and Revolution fluting options
  • Gen 3 and Gen 5 configurations
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