Install Instructions - Blackout Defense

Install Instructions

HELIX SYSTEM Operation and Maintenance
Posted in Install Instructions | 08/27/2025

On top of being tool less, our Helix gas regulating barrel system is robust, easy…
45/90º Selector Installation
Posted in Install Instructions | 09/19/2023

Step-by-step 45/90º Selector installation Optimize your trigger function with the Blackout Defense ambidextrous 45/90 safety…
OneX Optic Mount Installation
Posted in Install Instructions | 04/18/2023

Step-by-Step OneX Optic Mount Installation Download PDF Instructions
Muzzle Device Installation
Posted in Install Instructions | 03/01/2023

Step 1 Degrease muzzle device and barrel threads with acetone or alcohol. Use shims to…
Barrel and Handguard Installation
Posted in Install Instructions | 10/06/2021

Step-by-Step Barrel and Handguard Installation Download PDF Instructions
Zero™ Trigger Installation
Posted in Install Instructions | 05/03/2021

Step-by-step Zero™ trigger installation The Zero™ trigger features a patented design and unique manufacturing process…