USP Compact: Double Action vs. Single Action

Published on October 5, 2022
Duration: 0:14

This guide demonstrates the fundamental differences between Double Action (DA) and Single Action (SA) trigger modes on the H&K USP Compact. The video, presented with high authority by Guns Blazing Ranch, clearly illustrates the longer, heavier DA pull versus the shorter, lighter SA pull. It also covers the safe operation of the decocking lever, providing practical insights for USP Compact owners.

Quick Summary

The H&K USP Compact offers both Double Action (DA) and Single Action (SA) trigger modes. DA involves a longer, heavier pull that cocks and releases the hammer, while SA uses a shorter, lighter pull when the hammer is pre-cocked. The pistol also features a decocking lever for safe hammer deactivation.

Chapters

  1. 00:00Introduction: H&K USP Compact DA vs SA
  2. 00:01Double Action Trigger Demonstration
  3. 00:04Single Action Trigger Demonstration
  4. 00:08Decocking Lever Functionality
  5. 00:11Repeat Double Action Pull

Frequently Asked Questions

What is the difference between Double Action and Single Action on a H&K USP Compact?

Double Action (DA) on the USP Compact involves a longer, heavier trigger pull that both cocks and releases the hammer. Single Action (SA) occurs when the hammer is already cocked, resulting in a shorter, lighter trigger pull.

How do you safely use the decocking lever on the H&K USP Compact?

The decocking lever on the H&K USP Compact safely lowers the hammer from a cocked position to an uncocked state without firing the pistol. Proper technique involves engaging the lever carefully after ensuring the firearm is safe.

What are the basic specifications of the H&K USP Compact shown?

The H&K USP Compact featured is chambered in 9mm x 19, has a barrel length of 3.58 inches, a magazine capacity of 13 rounds, and weighs approximately 1.60 lbs without the magazine.

Is the H&K USP Compact suitable for beginners?

While the USP Compact is a reliable firearm, understanding its DA/SA trigger system and decocking mechanism requires some training. Beginners should seek qualified instruction for safe and effective operation.

More Training & Techniques Videos You Might Like

More from Guns Blazing Ranch

View all →