Ops-Core 27-99-171 ARC Rails - Sentry

Replacement Kit includes: two Sentry ARC Rails and mounting hardware (22mm ballistic screws). When properly installed, provides all the same benefits as original Ops-Core ARC Rails including: Streamlined mounting of accessories Multiple non-snag attachment points for quick, easy and secure donning and doffing of accessories and better routing of external wires and cables in a streamlined configuration to minimize user distraction Compatibility with ballistic visors and mandibles for fully integrated face protection Emergency releases accessories at 8ft-lbs (11 Newton meters) of torque to prevent neck injuries in the event of snagging