5KU 101x17mm Outer Barrel Extension 5KU-383

The 5KU 101mm Outer Barrel Extension (5KU-383) is a practical and lightweight upgrade designed to extend the length of your airsoft replica’s outer barrel. Manufactured from durable aluminum, this extension is ideal for players looking to customize their rifle’s front-end, improve aesthetics, or accommodate longer inner barrels and muzzle devices.

Featuring both internal and external 14mm CCW threads, this extension offers maximum compatibility with a wide range of airsoft suppressors, tracers, and amplifiers, making it a versatile addition to any custom build.

Enhanced Compatibility & Customization

This airsoft barrel extension 14mm CCW allows seamless integration with most standard airsoft replicas. Whether you're building a DMR-style rifle or extending your CQB platform for a different configuration, this component provides flexibility without adding unnecessary weight.

Key Features

• 101mm barrel extension – ideal for extending outer barrel length
• Dual threading (internal & external 14mm CCW)
• Lightweight aluminum construction – only 45g
• Compatible with suppressors, tracers, and amplifiers
• Clean black finish for a tactical look

Perfect for Custom Airsoft Builds

The 5KU outer barrel extension is perfect for players who want to fine-tune their replica’s setup. It enables the use of longer inner barrels for improved accuracy or allows mounting of larger muzzle devices without modifying the base gun.

Pair it with other external airsoft parts or upgrade your rifle setup from our airsoft rifles collection to create a fully optimized platform for field or CQB scenarios.

Technical Specifications

Product Name	5KU 101x17mm Outer Barrel Extension 5KU-383
Brand	5KU
Material	Aluminum
Thread Type	14mm CCW (internal & external)
Length	10.10 cm
Width / Diameter	1.70 cm
Weight	45 g
Color	Black