Keystone™ ARC Rail Adapter Mount | Compatible with Peltor ComTac | ARC Rail System

Purpose-Built Integration

Most failures happen at the interface.

The Keystone™ ARC Adapter is designed to create a stable, repeatable connection between your helmet rail system and compatible headset platform. By reducing movement, minimizing play, and maintaining alignment during use, it helps ensure your equipment stays where it belongs.

Whether used for training, preparedness, professional applications, or outdoor activities, Keystone remains focused on secure attachment without unnecessary complexity.

No excess. No play.

Features

Locks In. Stays Put.

• Stable ARC rail interface
• Secure attachment for compatible headset systems
• Designed to maintain alignment during movement

No Shift Under Movement

• Helps prevent drift and unwanted movement
• Maintains position through repeated use
• Consistent fit during dynamic activity

Low-Profile, Clean Routing

• Minimal snag points
• Streamlined profile
• Supports organized cable management

Tool-Simple Installation

• Fits standard ARC rail systems
• No permanent modification required
• Straightforward installation process

Built for Repeatable Use

• Designed for repeated removal and remounting
• Maintains alignment through multiple installation cycles
• Durable construction for extended service life

Specifications

• Colors: Black, FDE
• Compatibility: Standard ARC Rail Systems
• Compatible Headsets: Peltor ComTac and similar platforms
• Category: Tactical Helmet Accessories
• SKU: TTT-ARC-KYS-BLK-01 / TTT-ARC-KYS-FDE-01

What's Included

• 1 × Keystone™ ARC Rail Adapter Mount Set (left & right)
• Mounting hardware