Geissele Super Gas Block .750"

Precision Fit. Bombproof Reliability.

The Geissele Super Gas Block is engineered for shooters who demand absolute reliability from their AR-15. Precision machined from 4140 chromoly steel and finished with a corrosion-resistant manganese phosphate coating, this low-profile gas block is built to withstand the harshest operating conditions.

Designed to fit .750" diameter barrels, the Super Gas Block features a precision-machined bore for an exceptionally secure fit and utilizes dual set screws for dependable retention. Whether you're building a duty rifle, competition gun, or precision AR, the Geissele Super Gas Block provides reliable gas system performance shot after shot.

Its low-profile design fits under most free-float M-LOK handguards, making it an excellent choice for modern AR-15 builds.

Features

Fits .750" diameter barrels
Precision-machined from durable 4140 chromoly steel
Corrosion-resistant manganese phosphate finish
Low-profile design fits under most free-float handguards
Precision bore for an exceptionally secure fit
Dual set screw attachment system
Ideal for duty, defensive, competition, and precision rifles
Made in the USA

Specifications

Gas Block Diameter: .750"
Material: 4140 Chromoly Steel
Finish: Manganese Phosphate
Style: Low Profile
Attachment: Dual Set Screws
Platform: AR-15

Why Choose the Geissele Super Gas Block?

A quality gas block is essential for maintaining reliable cycling and long-term durability. Geissele's precision manufacturing ensures a secure fit, consistent gas delivery, and dependable performance in demanding environments.

Perfect for:

Duty carbines
Defensive AR-15s
Precision rifles
Competition builds
Custom AR projects

Compatibility

Compatible with:

AR-15 barrels featuring a .750" gas journal
Most free-float M-LOK handguards with adequate clearance

Note: Proper installation and alignment are critical for reliable firearm function. Professional installation is recommended if you are unfamiliar with AR-15 assembly.

Shipping Information

As a small business committed to maintaining operational efficiency and cost-effectiveness, Ocean State Armory operates on a just-in-time inventory model rather than stocking every product in-house.

Please allow 5–7 business days for order processing before shipment.

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