How To Install the Daniel Defense RIS III Handguard

Published on December 9, 2022
Duration: 16:40

This guide details the installation of the Daniel Defense RIS III Handguard on an AR-15 platform, as demonstrated by Caleb from Brownells. It covers necessary tools, parts overview, and a step-by-step process including barrel nut torquing to 35 ft-lbs and securing the handguard with a 6-bolt lock-up design. The video emphasizes proper tool selection and precise torque specifications for a secure and reliable installation.

Quick Summary

The Daniel Defense RIS III Handguard installation requires specific tools like a proprietary barrel nut wrench, torque wrench (set to 35 ft-lbs), and an upper receiver rod. The handguard features a 6-bolt lock-up and M-LOK compatibility. Proper installation involves indexing the mounting bracket, torquing the barrel nut, and securing the handguard body and bottom plate with even pressure.

Chapters

  1. 00:00Introduction to RIS III
  2. 00:27Required Tools
  3. 02:02Parts Overview
  4. 03:46Initial Assembly and Greasing
  5. 05:36Barrel Nut Installation
  6. 07:22Gas System and Handguard Body
  7. 08:21Securing the Handguard
  8. 13:14Bottom Plate and Final Fasteners

Frequently Asked Questions

What are the essential tools needed to install the Daniel Defense RIS III Handguard?

You'll need a Daniel Defense proprietary barrel nut wrench, a ball-end hex wrench, a standard hex wrench, a Midwest Industries Upper Receiver Rod, a torque wrench, a bench vice, and Brownells Action Lube Plus. Specialized bits like Torx or flathead may also be needed for the bottom plate fasteners.

What is the correct torque specification for the Daniel Defense RIS III barrel nut?

The barrel nut for the Daniel Defense RIS III Handguard should be torqued to 35 foot-pounds (ft-lbs). Using a calibrated torque wrench is essential for achieving this precise specification.

How is the Daniel Defense RIS III Handguard secured to the upper receiver?

The handguard utilizes a 6-bolt lock-up design. After installing the barrel nut and gas system, the handguard body is indexed and secured using two short bolts at the bottom and four longer bolts tightened in a star pattern for even pressure.

What is the purpose of the plastic washers on the bottom plate fasteners for the RIS III?

The integrated plastic washers on the bottom plate fasteners are designed to prevent vibration-induced loosening. This ensures the fasteners remain secure over time, maintaining the integrity of the handguard attachment.

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