Product Description The TacFire Gen3 Adjustable Gas Block is designed to help tune the gas system on AR-15 platforms for improved reliability and recoil control. Built from steel and sized for a .750" gas journal, it is a solid option for dialing in function with different ammo types and configurations. The adjustable design allows you to regulate gas flow to better match your rifle&';s setup. Product Highlights Gen3 adjustable gas block for tuning AR-15 gas system performance .750" journal size fits common AR-15 barrels Steel construction for durability under heat and firing cycles Helps optimize cycling for various configurations and ammunition Compact low-profile style suitable for many handguard setups Specs Brand: TacFire Product Type: Adjustable gas block Platform Compatibility: AR-15 Model/Generation: Gen3 Gas Journal Diameter: .750" Material: Steel Manufacturer Part Number: MAR001SADJG3 UPC: 686294505614 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.