WWSD 2017 - The Fire Control Group (Trigger & Safety)

Published on April 28, 2017
Duration: 12:52

The WWSD 2017 project introduces a redesigned fire control group inspired by the HK416, featuring a sealed aluminum housing and a primary/secondary sear mechanism instead of a traditional disconnector. This design enhances debris resistance and allows safety engagement with the hammer down, a significant departure from standard AR-15s. It also incorporates an ambidextrous safety selector with 45 or 90-degree throw options.

Quick Summary

The WWSD 2017 fire control group, inspired by the HK416, features a sealed aluminum housing and a primary/secondary sear mechanism, eliminating the traditional disconnector. This design enhances debris resistance and allows safety engagement with the hammer down, improving reliability.

Chapters

  1. 00:00Intro to WWSD 2017 Fire Control Group
  2. 01:21Safety Engagement with Hammer Down Feature
  3. 02:25Debris Resistance and Housing Design
  4. 04:21Traditional AR-15 Trigger Comparison
  5. 07:15CGI Technical Walkthrough of New Trigger
  6. 09:42Ambidextrous Safety Selector Options

Frequently Asked Questions

What makes the WWSD 2017 trigger group different from a standard AR-15?

The WWSD 2017 trigger, inspired by the HK416, features a sealed aluminum housing and uses a primary/secondary sear instead of a traditional disconnector. This design enhances debris resistance and allows the safety to be engaged with the hammer down.

How does the WWSD 2017 trigger improve safety?

A key safety improvement is the ability to engage the safety even when the hammer is down. This provides an extra layer of security, particularly useful when clearing malfunctions or handling the firearm in dynamic situations.

What are the benefits of the WWSD 2017 trigger's housing and internal design?

The sealed aluminum housing and the elimination of a traditional disconnector make the trigger more resilient to dirt, debris, and popped primers. This reduces the likelihood of malfunctions common in standard AR-15 trigger groups.

What options are available for the ambidextrous safety selector on the WWSD 2017?

The WWSD 2017 project utilizes a KE Arms ambidextrous safety selector that offers both 45-degree and 90-degree throw options. This allows users to choose the throw length that best suits their ergonomic preferences.

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