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The Lead & Steel LS-QGB-750 is a precision-machined AR-15 gas block built for durability and reliable function in rifle builds. Constructed from 4140 steel with a nitride finish, this low-profile component fits .750" diameter AR-15 barrels and is designed to support consistent performance under use.
This gas block is engineered to meet the needs of builders seeking a dependable, low-profile solution for reliable gas system operation. Its materials and finish are chosen to enhance longevity and function in demanding shooting conditions.