Pro-Arms M4 14mm CCW to CCW 1'' Extension

A simple and reliable extension for your favorite devices. Most compact gun designs have a barrel that does not extend very far from its handrail. Making attaching your favorite tracer units difficult. The Pro Arms Barrel Extension gives you the length you need without being too long!

Features:

• Extends barrel threads by 1 inch
• Durable metal construction
• CCW to CCW

Specifications:

Material: Metal
Length: 1”
Thread: 14mm CCW to 14mm CCW