Product DescriptionThe JE Machine Tech TS-GB4 is a low profile steel gas block designed for AR-15 builds and replacement projects. Sized for .750 inch barrels, this compact gas block fits neatly under most free-float handguards while maintaining dependable gas system function. Its durable steel construction and two hex-head set screw design make it a practical choice for lightweight and streamlined AR-15 upper assemblies chambered in 5.56 NATO, .223 Remington, and 300 AAC Blackout.Product Highlights Low profile AR-15 gas block sized for .750 inch diameter barrels Steel construction provides durable performance for rifle builds and upgrades Compatible with 5.56 NATO, .223 Remington, and 300 AAC Blackout platforms Set screw mounting design with two hex-head screws for secure barrel attachment Fits carbine-length, mid-length, and rifle-length AR-15 gas systems Specs Product Type: Gas Block Platform Fit: AR-15 Profile: Low Profile Barrel Diameter Fit: .750 in Material: Steel Mounting Style: Two set screws Gas System Compatibility: Carbine-length, Mid-length, Rifle-length Caliber Compatibility: 5.56 NATO, .223 Remington, 300 AAC Blackout Weight: 0.12 lb Country of Manufacture: USA UPC: 811577034790 Manufacturer Part Number: TS-GB4 Brand: JE Machine Tech Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.