Product Description The Spike&';s Tactical Micro Gas Block is a high-quality, low-profile AR-15 gas block designed for barrels with a .750" journal. Built from solid billet steel and finished with a durable black nitride coating, it is engineered for strength, corrosion resistance, and reliable long-term performance. This micro-sized, low-profile design is ideal for use under most free-float handguards, and it secures to the barrel with a double set-screw configuration (screws included). Product Highlights Low-profile "micro" gas block design fits under many free-float AR-15 handguards Precision fit for .750-inch barrel journals (gas seat diameter) Solid billet steel construction for strength and durability Black nitride coating for enhanced wear and corrosion resistance Double set-screw attachment method; includes installation screws Specs Brand: Spike&';s Tactical Product Type: Micro / Low-Profile Gas Block Platform Compatibility: AR-15 Barrel Journal / Gas Seat Diameter: .750 in Material: Billet Steel Finish: Black Nitride Attachment Method: Double set screw (screws included) Weight: 1.9 oz Manufacturer Part Number: SUGB120 UPC: 815648021399 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.