This non-recoiling outer barrel creates a stable firing platform, reducing all movement between the outer barrel and slide, in other words a "fixed" outer barrel, to enhance your Glock overall performance. It will provide you with two interchangeable caps to choose from and is negatively threaded so you can easily fit in compatible suppressors or silencers.

Features:

• 14mm CCW Threaded Muzzle Cap
• Lightweight, precision machined aluminum
• Brand: Nine Ball
• Included: Two Way Metal Outer Barrel ×1, Normal Muzzle Cap ×1, SAS 14mm CCW Threaded Cap ×1, Hex Grub Screw ×1
• Compatibility: Tokyo Marui Gas Blowback G17 4th Generation
• Colors: Available in different colors.
• Available in different colors
• Material: Anodized Aluminum Alloy
• Thread lock adhesive is highly recommended to secure the grub screws on the fixed outer barrel.