Ergo Castle Nut

Ergo Castle Nut

Ergo Castle Nut is an ERGO Grip accessory, manufacturer code 4971, designed to secure the receiver extension on compatible configurations. The version must be selected by verifying the platform, interface, size, and color indicated.

The model allows for a functional setup for sporting use and maintenance, without automatically extending compatibility to other similar products in the range.

Main features

• For compatible AR platforms
• Manufacturer code: 4971

Recommended use

Suitable for sport shooting, maintenance, or technical customization on compatible systems. Always check platform specifications before assembly.