Aero Precision Low Profile .750 Gas Block | Black Nitride
Reliable & Efficient Gas System for AR15 and AR308 Builds
The Aero Precision Low Profile .750 Gas Block is designed to deliver consistent gas flow and dependable cycling for your AR15 or AR308 rifle. Built for barrels with a .750” outer diameter, this precision-machined gas block ensures a secure, accurate fit while maintaining a low-profile design ideal for compatibility with free-float handguards.
Features
- Compatible with .750” Barrel Outer Diameter – Provides a precise and secure fit for consistent performance.
- Material: 4140 Hardened Steel – Delivers exceptional strength, durability, and heat resistance.
- Finish: Black Nitride – Provides excellent corrosion resistance, wear protection, and a sleek matte appearance.
- Low-Profile Design – Fits easily under most free-float handguards for a clean and compact setup.
- Set Screws: Two 10-32 x 3/16” knurled cup point steel screws for a strong, secure hold.
- Logo-Free Design – Offers a professional, clean look for custom rifle builds.
- Made in the USA – Machined to Aero Precision’s exacting standards for strength and precision fit.
Optimized for Free-Float Handguards
The low-profile design allows this gas block to fit seamlessly beneath most free-floating handguards. Its compact construction ensures smooth gas flow, reliable cycling, and minimal interference with other components — perfect for modern AR configurations.
Enhance Your Rifle’s Performance
The Aero Precision Low Profile .750 Gas Block is a must-have upgrade for builders seeking improved gas efficiency, reliability, and corrosion resistance. Whether you’re starting a new build or upgrading an existing platform, this component delivers durability, precision, and long-term performance for any AR15 or AR308 rifle.
Installation Notes
- Roll pin not included.
- If using thread locker on the set screws, apply a non-permanent formula to allow for future maintenance or adjustment.
- Ensure proper alignment over the barrel’s gas port and correct torque on the set screws for optimal function.
Product Information
| Manufacturer | Aero Precision |
|---|---|
| Made in USA | Yes |
| Finish | QPQ Nitride |
| Platform | AR10 (DPMS), AR15 |
| Gas Block Diameter | .750 |
| Color | Black |
| Material | 4140 Steel |
| Weight | 1.6oz |
















