CMMG LOW PRO GAS BLOCK .750 ID

CMMG Low Pro Gas Block .750" ID

The CMMG Low Profile Gas Block .750" ID is a precision-machined upgrade designed to deliver reliable gas flow and a streamlined profile for your AR-15. Compatible with standard barrel profiles, this gas block is the ideal solution for shooters looking to mount a free-float handguard or upgrade from bulky factory components.

Engineered for .750" Barrel Journals

Built specifically for AR barrels with a .750" outer diameter at the gas port, this gas block provides a secure fit and proper alignment to ensure optimal cycling performance. It’s a must-have for custom builds and serious upgrades alike.

Key Features

• Inside Diameter: .750" – fits standard AR-15 barrel profiles
• Low-profile design fits under most free-float handguards
• Precision-machined steel construction for durability
• Set screw mounting for easy and secure installation
• Manufactured in the USA by CMMG – known for quality and reliability

Optimize Your AR Build

Whether you're completing a custom AR-15 build or replacing a factory gas block, the CMMG Low Pro Gas Block offers reduced weight and improved aesthetics without compromising performance. Its slim profile makes it ideal for modern free-float rail systems.

Installation Guide

Proper installation ensures alignment with the barrel’s gas port. A dimpled barrel or careful marking is recommended. Use a quality threadlocker for added security. Gunsmith installation is suggested for best results.

Upgrade with Confidence

Trusted by builders and professionals, the CMMG Low Profile Gas Block .750" ID offers the strength, simplicity, and reliability you expect in a top-tier AR component. Ready to install, made to last—add one to your next build today.